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When a nuclear reactor powers on for the first time, the core fills with a deep blue glow that feels almost unreal as it rises through the water in a quiet surge of energy. The light is Cherenkov radiation, created when charged particles move through the water faster than... show more

Today In History

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When a nuclear reactor is switched on for the first time, an intense, almost hypnotic blue glow appears in the water surrounding the reactor core. This light is neither fire nor heat; it is Cherenkov radiation, a physical phenomenon that occurs when charged particles, such as high-energy electrons produced during nuclear fission, travel through a transparent medium faster than light can propagate within that same medium. While nothing can exceed the speed of light in a vacuum, light travels more slowly in materials like water. When a charged particle surpasses this reduced speed, it emits a coherent shock-like electromagnetic wave, often described as an optical analogue of a sonic boom. This radiation produces the distinctive blue glow. The colour arises because Cherenkov radiation is strongest at shorter wavelengths, which are dominated by blue and ultraviolet light. The phenomenon was first observed experimentally in 1934 and later explained theoretically, work that led to the Nobel Prize in Physics in 1958. Its explanation confirmed how relativity and electromagnetism operate in material media. Today, this deep blue light is both a warning and a scientific tool. It signals the presence of intense ionising radiation, while also being exploited in particle detectors, nuclear reactors, and neutrino observatories. It provides a rare, visible manifestation of subatomic processes that are otherwise hidden from direct human perception. #GottaLovePhysics #Physics

When a nuclear reactor is switched on for the first time, an intense, almost hypnotic blue glow appears in the water surrounding the reactor core. This light is neither fire nor heat; it is Cherenkov radiation, a physical phenomenon that occurs when charged particles, such as high-energy electrons produced during nuclear fission, travel through a transparent medium faster than light can propagate within that same medium. While nothing can exceed the speed of light in a vacuum, light travels more slowly in materials like water. When a charged particle surpasses this reduced speed, it emits a coherent shock-like electromagnetic wave, often described as an optical analogue of a sonic boom. This radiation produces the distinctive blue glow. The colour arises because Cherenkov radiation is strongest at shorter wavelengths, which are dominated by blue and ultraviolet light. The phenomenon was first observed experimentally in 1934 and later explained theoretically, work that led to the Nobel Prize in Physics in 1958. Its explanation confirmed how relativity and electromagnetism operate in material media. Today, this deep blue light is both a warning and a scientific tool. It signals the presence of intense ionising radiation, while also being exploited in particle detectors, nuclear reactors, and neutrino observatories. It provides a rare, visible manifestation of subatomic processes that are otherwise hidden from direct human perception. #GottaLovePhysics #Physics

Erika 

276,032 Aufrufe • vor 7 Monaten

Cherenkov radiation happens when electrically charged particles, such as protons or electrons, travel faster than light in a clear medium like water. A characteristic blue glow of an underwater nuclear reactor is a classic example. ✍️

Cherenkov radiation happens when electrically charged particles, such as protons or electrons, travel faster than light in a clear medium like water. A characteristic blue glow of an underwater nuclear reactor is a classic example. ✍️

Physics In History

146,098 Aufrufe • vor 9 Monaten

The Elephant’s Foot at Chernobyl is considered one of the most hazardous objects ever created—a lethal mass formed during the 1986 nuclear meltdown. When the reactor exploded, molten nuclear fuel mixed with concrete, steel, and sand, fusing into a lava-like substance that later hardened into a solid formation. Its sagging, wrinkled appearance earned it the name “Elephant’s Foot.” In the early days, even brief exposure nearby could deliver a fatal dose of radiation. Although radiation levels have declined over time, it remains a chilling symbol of the catastrophe—a stark reminder of how immense and uncontrollable nuclear energy can become when containment fails.

The Elephant’s Foot at Chernobyl is considered one of the most hazardous objects ever created—a lethal mass formed during the 1986 nuclear meltdown. When the reactor exploded, molten nuclear fuel mixed with concrete, steel, and sand, fusing into a lava-like substance that later hardened into a solid formation. Its sagging, wrinkled appearance earned it the name “Elephant’s Foot.” In the early days, even brief exposure nearby could deliver a fatal dose of radiation. Although radiation levels have declined over time, it remains a chilling symbol of the catastrophe—a stark reminder of how immense and uncontrollable nuclear energy can become when containment fails.

Historic Vids

1,247,359 Aufrufe • vor 6 Monaten

Coffee with mineral water becomes a viral trend The new drink — coffee with mineral water — has quickly gained popularity online, with claims that it boosts energy more effectively than any energy drink. The secret is that the mineral water helps caffeine absorb faster, while also replenishing magnesium and calcium lost due to coffee. The recipe is simple: a glass with ice, mineral water, a shot of espresso, a pinch of salt, and a bit of lime juice.

Coffee with mineral water becomes a viral trend The new drink — coffee with mineral water — has quickly gained popularity online, with claims that it boosts energy more effectively than any energy drink. The secret is that the mineral water helps caffeine absorb faster, while also replenishing magnesium and calcium lost due to coffee. The recipe is simple: a glass with ice, mineral water, a shot of espresso, a pinch of salt, and a bit of lime juice.

NEXTA

996,942 Aufrufe • vor 5 Monaten

This is real footage of the most dangerous object ever created by human beings. The Elephant’s Foot at Chernobyl is one of the most dangerous things ever created. A deadly mass formed during the 1986 nuclear meltdown. When the reactor exploded, molten nuclear fuel, concrete, steel, and sand fused together into a boiling, lava-like blob that eventually cooled into a solid mound. Its wrinkled, drooping shape gave it the nickname “Elephant’s Foot.” At first, standing near it for even a few minutes meant certain death due to extreme radiation levels. Though it has weakened over time, the Elephant’s Foot remains a haunting symbol of the disaster — a reminder of how powerful, unpredictable, and destructive nuclear energy can be when things go wrong.

This is real footage of the most dangerous object ever created by human beings. The Elephant’s Foot at Chernobyl is one of the most dangerous things ever created. A deadly mass formed during the 1986 nuclear meltdown. When the reactor exploded, molten nuclear fuel, concrete, steel, and sand fused together into a boiling, lava-like blob that eventually cooled into a solid mound. Its wrinkled, drooping shape gave it the nickname “Elephant’s Foot.” At first, standing near it for even a few minutes meant certain death due to extreme radiation levels. Though it has weakened over time, the Elephant’s Foot remains a haunting symbol of the disaster — a reminder of how powerful, unpredictable, and destructive nuclear energy can be when things go wrong.

Today In History

11,166 Aufrufe • vor 4 Monaten

$🚨UNIPHICS NEWS🚨: Light doesn’t slow down in glass — time does. And that explains every rainbow you’ve ever seen 🧨 For centuries, we’ve been taught that light slows down when it enters glass, water, or any transparent material, and that this slowing causes refraction and the splitting of colors in rainbows and prisms. The refractive index is treated as a material property, and photons are pictured as particles mysteriously changing speed inside matter. Uniphics offers a much cleaner and more fundamental picture. Light is a propagating spin-wave mode in the ξM-field. When this wave enters a material like glass, the material increases the local energy density. Because time flow is directly tied to energy density (t_flow = k / E_d), time flows more slowly inside the glass than in air. The spin-wave pattern of light therefore takes longer to advance through the region of slower time flow. This change in the rate of time progression across the boundary causes the wave to bend — exactly what we observe as refraction. Different wavelengths (colors) interact slightly differently with the energy-density environment, so they bend by different amounts, creating rainbows. Nothing actually slows down in the classical sense. The wave simply experiences a different rate of time flow inside the material. The same principle that explains gravitational lensing also explains ordinary lenses and rainbows. This turns one of the most familiar phenomena in optics into a direct consequence of variable time flow caused by energy density gradients. How might realizing that refraction and rainbows are caused by local changes in time flow rather than photons slowing down change the way we think about light, materials, or the design of new optical technologies? A Theory of Everything should be able to answer everything. Uniphics Explained Simply PDF: Chapters 1–10 free: Grokipedia #Uniphics #Refraction #Rainbows #TimeFlow #Light Grok xAI$

🚨UNIPHICS NEWS🚨: Light doesn’t slow down in glass — time does. And that explains every rainbow you’ve ever seen 🧨 For centuries, we’ve been taught that light slows down when it enters glass, water, or any transparent material, and that this slowing causes refraction and the splitting of colors in rainbows and prisms. The refractive index is treated as a material property, and photons are pictured as particles mysteriously changing speed inside matter. Uniphics offers a much cleaner and more fundamental picture. Light is a propagating spin-wave mode in the ξM-field. When this wave enters a material like glass, the material increases the local energy density. Because time flow is directly tied to energy density (t_flow = k / E_d), time flows more slowly inside the glass than in air. The spin-wave pattern of light therefore takes longer to advance through the region of slower time flow. This change in the rate of time progression across the boundary causes the wave to bend — exactly what we observe as refraction. Different wavelengths (colors) interact slightly differently with the energy-density environment, so they bend by different amounts, creating rainbows. Nothing actually slows down in the classical sense. The wave simply experiences a different rate of time flow inside the material. The same principle that explains gravitational lensing also explains ordinary lenses and rainbows. This turns one of the most familiar phenomena in optics into a direct consequence of variable time flow caused by energy density gradients. How might realizing that refraction and rainbows are caused by local changes in time flow rather than photons slowing down change the way we think about light, materials, or the design of new optical technologies? A Theory of Everything should be able to answer everything. Uniphics Explained Simply PDF: Chapters 1–10 free: Grokipedia #Uniphics #Refraction #Rainbows #TimeFlow #Light Grok xAI

Paul Maley

26,426 Aufrufe • vor 2 Monaten

In a world that often feels divided, one man steps forward with nothing but a smile, a beating heart, and the Stars and Stripes in his hands. Shirtless and full of purpose, Teag “Pure Joy” McCoy runs through the streets, waving the American flag high as music swells and his energy radiates pure, unfiltered joy. Each stride is deliberate. Each wave of the flag is a reminder. This isn’t just a run—it’s a movement. A call to something deeper. A simple, powerful act of love for country, for neighbors, and for the values that bind us. As the footage flows, you can almost hear the unspoken message: Imagine if more Americans felt this way about our flag.

In a world that often feels divided, one man steps forward with nothing but a smile, a beating heart, and the Stars and Stripes in his hands. Shirtless and full of purpose, Teag “Pure Joy” McCoy runs through the streets, waving the American flag high as music swells and his energy radiates pure, unfiltered joy. Each stride is deliberate. Each wave of the flag is a reminder. This isn’t just a run—it’s a movement. A call to something deeper. A simple, powerful act of love for country, for neighbors, and for the values that bind us. As the footage flows, you can almost hear the unspoken message: Imagine if more Americans felt this way about our flag.

NancyH

24,438 Aufrufe • vor 3 Monaten

Classic physics can't explain where the light is coming from in Sonoluminescence. It's just sound waves resonating in water, how can light be produced? Fusion. Uh oh, how can that be? It's not hot enough. The water isn't boiling and glass isn't breaking. Cavitation is a negative energy pressure, equivalent to the Casimir Effect. It must causing ions to fuse. Perhaps even fission where hydrogen breaks from the water molecules. No wonder academics won't touch sonoluminescence.

Classic physics can't explain where the light is coming from in Sonoluminescence. It's just sound waves resonating in water, how can light be produced? Fusion. Uh oh, how can that be? It's not hot enough. The water isn't boiling and glass isn't breaking. Cavitation is a negative energy pressure, equivalent to the Casimir Effect. It must causing ions to fuse. Perhaps even fission where hydrogen breaks from the water molecules. No wonder academics won't touch sonoluminescence.

Ashton Forbes

303,107 Aufrufe • vor 1 Jahr

🚨 PHYSICISTS JUST SPLIT A SINGLE PHOTON AND IT TURNED INTO AN IMPROBABLE SWARM OF PARTICLES. In a striking experiment, researchers have shown that a photon can be split apart in such a way that it produces a large number of particles, creating what they describe as a “mixture from zero to infinity.” Instead of the usual clean splitting into two photons (as seen in spontaneous parametric down-conversion), this process generated a complex, broad swarm of particles. The result challenges conventional intuition about how photons behave when pushed into extreme nonlinear regimes. Why this matters: • It demonstrates a rare and complex form of photon splitting that was previously very difficult to observe cleanly • Such processes could help simulate high-energy particle physics in table-top experiments • It opens new possibilities for generating exotic quantum states of light • It provides deeper insight into nonlinear quantum electrodynamics (QED) in strong fields The deeper implication: Photons are usually thought of as indivisible quanta of light. But under the right extreme conditions, a single photon can effectively “break apart” into many particles. This isn’t just a curiosity it touches on fundamental questions about the nature of light and matter, and could eventually lead to new tools for quantum technologies and for studying physics that normally requires particle accelerators. We’re seeing light behave in ways that blur the line between a single quantum and a many-particle system. How do you think being able to controllably split photons into swarms of particles could impact quantum optics or fundamental physics research? Follow for more frontier quantum physics and breakthroughs in light-matter interaction.

🚨 PHYSICISTS JUST SPLIT A SINGLE PHOTON AND IT TURNED INTO AN IMPROBABLE SWARM OF PARTICLES. In a striking experiment, researchers have shown that a photon can be split apart in such a way that it produces a large number of particles, creating what they describe as a “mixture from zero to infinity.” Instead of the usual clean splitting into two photons (as seen in spontaneous parametric down-conversion), this process generated a complex, broad swarm of particles. The result challenges conventional intuition about how photons behave when pushed into extreme nonlinear regimes. Why this matters: • It demonstrates a rare and complex form of photon splitting that was previously very difficult to observe cleanly • Such processes could help simulate high-energy particle physics in table-top experiments • It opens new possibilities for generating exotic quantum states of light • It provides deeper insight into nonlinear quantum electrodynamics (QED) in strong fields The deeper implication: Photons are usually thought of as indivisible quanta of light. But under the right extreme conditions, a single photon can effectively “break apart” into many particles. This isn’t just a curiosity it touches on fundamental questions about the nature of light and matter, and could eventually lead to new tools for quantum technologies and for studying physics that normally requires particle accelerators. We’re seeing light behave in ways that blur the line between a single quantum and a many-particle system. How do you think being able to controllably split photons into swarms of particles could impact quantum optics or fundamental physics research? Follow for more frontier quantum physics and breakthroughs in light-matter interaction.

TheNewPhysics

25,874 Aufrufe • vor 2 Monaten

A Bird, a Beak, and the Breath of Dawn. There’s something magical about catching the sunrise through the semi translucent beak of a bird. It’s not just a moment, it’s a lesson in the beauty of light itself. The beak glows gold, the water behind it shimmers like scattered diamonds, and the bird becomes bathed in warm highlights. It doesn’t happen every day, but when it does, it’s pure magic.

A Bird, a Beak, and the Breath of Dawn. There’s something magical about catching the sunrise through the semi translucent beak of a bird. It’s not just a moment, it’s a lesson in the beauty of light itself. The beak glows gold, the water behind it shimmers like scattered diamonds, and the bird becomes bathed in warm highlights. It doesn’t happen every day, but when it does, it’s pure magic.

Mark Smith Photography

10,514 Aufrufe • vor 1 Jahr

🚨 BREAKING: Physicists just turned light into matter. Read that again. Light… became something you can hold. That shouldn’t be possible— unless matter was never fundamental to begin with. Think about it: Light has no mass. No rest. Just energy. Yet under the right conditions… it becomes structure. In my framework: Reality isn’t made of “things” It’s made of patterns that stabilize What we call matter is just energy that holds together So this isn’t creating matter… It’s showing that matter is frozen energy. The real question is: If everything can emerge from energy… what is actually real? Follow for physics beyond particles.

🚨 BREAKING: Physicists just turned light into matter. Read that again. Light… became something you can hold. That shouldn’t be possible— unless matter was never fundamental to begin with. Think about it: Light has no mass. No rest. Just energy. Yet under the right conditions… it becomes structure. In my framework: Reality isn’t made of “things” It’s made of patterns that stabilize What we call matter is just energy that holds together So this isn’t creating matter… It’s showing that matter is frozen energy. The real question is: If everything can emerge from energy… what is actually real? Follow for physics beyond particles.

TheNewPhysics

23,676 Aufrufe • vor 4 Monaten

The resurrection body, in my opinion, is actually a body made of pure energy—a plasma body, or a body made of the fourth state of matter—which interacts strongly with electromagnetic energy. This body can then appear in any form it wants, as it can manipulate electromagnetic waves and our perception. God came in a physical, material body to show you the way to achieve transfiguration and the heavenly, immortal body. Jesus showed you the way, and that way can be found in every religion, hidden in plain sight.

The resurrection body, in my opinion, is actually a body made of pure energy—a plasma body, or a body made of the fourth state of matter—which interacts strongly with electromagnetic energy. This body can then appear in any form it wants, as it can manipulate electromagnetic waves and our perception. God came in a physical, material body to show you the way to achieve transfiguration and the heavenly, immortal body. Jesus showed you the way, and that way can be found in every religion, hidden in plain sight.

Open Minded Approach

19,022 Aufrufe • vor 17 Tagen

🚨 BREAKING: Scientists just made topology visible in a spinning fluid. Not in a quantum computer. Not in a particle collider. In water. By sending standing waves through a vortex, researchers watched quantized nodal lines appear across the whole system lines where the wave amplitude drops to zero. Why that matters: → It’s a fluid analogue of the Aharonov–Bohm effect → The response is non-local → Topology didn’t stay near the core… it shaped the entire wave field That’s the deeper point: Physics isn’t always hidden in particles. Sometimes it shows up as structure in motion. If wave topology can be seen this clearly in fluids, what else in quantum physics might be hiding in plain sight? Follow me for the next wave of physics breakthroughs.

🚨 BREAKING: Scientists just made topology visible in a spinning fluid. Not in a quantum computer. Not in a particle collider. In water. By sending standing waves through a vortex, researchers watched quantized nodal lines appear across the whole system lines where the wave amplitude drops to zero. Why that matters: → It’s a fluid analogue of the Aharonov–Bohm effect → The response is non-local → Topology didn’t stay near the core… it shaped the entire wave field That’s the deeper point: Physics isn’t always hidden in particles. Sometimes it shows up as structure in motion. If wave topology can be seen this clearly in fluids, what else in quantum physics might be hiding in plain sight? Follow me for the next wave of physics breakthroughs.

TheNewPhysics

24,005 Aufrufe • vor 4 Monaten

FRUIT and VEGETABLES contain 'structured water', a PLASMA phase (light). Capturing SUNLIGHT, they store this energy as 'nutrients', emitting subtle BIOPHOTONS,(light) a reflection of their 'vitality'. Consuming these LIVING foods integrates this 'life force' into our bodies. Does the PLASMA effect seen in 'microwaved' grapes demonstrate this incredible ENERGY... a reminder of the LIFE within fresh, LIVING, natural, organic foods? PLASMA... 4th phase of WATER. "When you put two grapes in microwave, the water molecules inside vibrate and heat up quickly due to their high water content. If the grapes are close together, the electrolytes create a conductive path, concentrating energy. this can ionize the air between them, forming plasma and creating sparks."

FRUIT and VEGETABLES contain 'structured water', a PLASMA phase (light). Capturing SUNLIGHT, they store this energy as 'nutrients', emitting subtle BIOPHOTONS,(light) a reflection of their 'vitality'. Consuming these LIVING foods integrates this 'life force' into our bodies. Does the PLASMA effect seen in 'microwaved' grapes demonstrate this incredible ENERGY... a reminder of the LIFE within fresh, LIVING, natural, organic foods? PLASMA... 4th phase of WATER. "When you put two grapes in microwave, the water molecules inside vibrate and heat up quickly due to their high water content. If the grapes are close together, the electrolytes create a conductive path, concentrating energy. this can ionize the air between them, forming plasma and creating sparks."

WhatdoIknow

64,605 Aufrufe • vor 1 Jahr

Keep seeking the light. I know it can be hard, but a light exists in all of us. Even in dark times, we must believe that there is goodness, that the light will come again. Even the act of believing, the act of seeing the light in others, is a way of having hope and moving humanity forward. #sundaypaperreflection

Keep seeking the light. I know it can be hard, but a light exists in all of us. Even in dark times, we must believe that there is goodness, that the light will come again. Even the act of believing, the act of seeing the light in others, is a way of having hope and moving humanity forward. #sundaypaperreflection

Maria Shriver

41,785 Aufrufe • vor 7 Monaten

Fireflies glow. So does plankton in a breaking wave. Both come from the same small molecule: a square of two carbon and two oxygen atoms that breaks apart and gives off light. Researchers at Stanford found that if you pull on that square instead of heating it, it breaks in the opposite order from what everyone expected. The carbon bond goes first, then the oxygen. It still emits light, just by a route nobody knew was there. That opens the door to materials that glow to warn you before they crack. We made the animation for the press release: This animation shows a pulling force, indicated by arrows, applied to a molecule of bis(adamantly)-1,2-dioxetane. The strain breaks the carbon–carbon bond (in gray) of the core structure. Then, the oxygen - oxygen bond (in red) breaks, causing a remaining piece to become unstable and emit a photon of blue light to return to a more stable state. If you have a result that needs showing, we'd be glad to help. Read more:

Fireflies glow. So does plankton in a breaking wave. Both come from the same small molecule: a square of two carbon and two oxygen atoms that breaks apart and gives off light. Researchers at Stanford found that if you pull on that square instead of heating it, it breaks in the opposite order from what everyone expected. The carbon bond goes first, then the oxygen. It still emits light, just by a route nobody knew was there. That opens the door to materials that glow to warn you before they crack. We made the animation for the press release: This animation shows a pulling force, indicated by arrows, applied to a molecule of bis(adamantly)-1,2-dioxetane. The strain breaks the carbon–carbon bond (in gray) of the core structure. Then, the oxygen - oxygen bond (in red) breaks, causing a remaining piece to become unstable and emit a photon of blue light to return to a more stable state. If you have a result that needs showing, we'd be glad to help. Read more:

Ella Marushchenko

23,115 Aufrufe • vor 23 Tagen

In the sacred hush of books, I am a traveler without moving where every spine is a doorway & the only clock that ticks is the turning of a page. Where the world dissolves into a reverent silence & the only light is the soft glow of ink stained wisdom descending like a prayer."

In the sacred hush of books, I am a traveler without moving where every spine is a doorway & the only clock that ticks is the turning of a page. Where the world dissolves into a reverent silence & the only light is the soft glow of ink stained wisdom descending like a prayer."

𝐈𝐧𝐠𝐥𝐨𝐫𝐢𝐨𝐮𝐬 𝐌𝐚𝐥𝐥𝐮

14,980 Aufrufe • vor 3 Monaten