đ¨ SCIENTISTS EXPLAIN: Light doesnât actually âslow downâ in... glass time does. And thatâs exactly why rainbows exist. For centuries we were taught that light slows down when it enters glass or water, causing refraction. But the deeper reality is more beautiful: light still travels at c between atoms. What changes is the time delay caused by constant absorption and re-emission by the materialâs electrons. This tiny delay is different for every wavelength â which is why white light splits into a rainbow. Why this matters: ⢠In vacuum, light always travels at c ⢠In glass/water, the phase velocity and group velocity appear slower due to interactions with matter ⢠Different colors (wavelengths) experience different delays â dispersion ⢠This is what creates rainbows, prisms, and the beautiful colors we see in nature The deeper implication is mind-bending: Light doesnât âslow downâ like a car hitting traffic. Itâs constantly being absorbed and re-emitted by atoms, and the accumulated time delay reshapes how the wave propagates. The universe uses time itself as a tool to bend light and paint rainbows across the sky. What do you think is this one of the most elegant explanations in physics? Follow for more frontier optics and quantum explanations.show more

TheNewPhysics
89,146 views ⢠1 month ago
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 #Physicsshow more

Erika î¨
275,878 views ⢠6 months ago
đ¨ SCIENTISTS MAY HAVE FOUND A REAL âLOOPHOLEâ FOR... WARP DRIVES. And for the first time, the math may not completely break physics. For decades, warp drives were considered impossible because they seemed to require massive amounts of âexotic negative energyâ that doesnât exist in usable quantities. But new theoretical models suggest there may be ways to reshape spacetime using far less exotic energy or in some versions, almost none at all. Why this matters: ⢠A warp drive doesnât actually move the ship faster than light ⢠It compresses spacetime in front of the craft and expands it behind ⢠The ship stays inside a stable bubble while the universe itself moves around it ⢠Einsteinâs speed limit remains intact the ship never locally exceeds c The deeper implication is mind-bending: If spacetime can be engineered like this, distance itself becomes programmable. Interstellar travel would stop being an impossible energy problem⌠and turn into a geometry problem. The universe may not be blocking faster-than-light travel. We may simply be too primitive to shape spacetime correctly yet. What happens when humanity learns to engineer gravity itself? Follow for more frontier physics and reality-bending breakthroughs.show more

TheNewPhysics
89,623 views ⢠1 month ago
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 light can travel in that medium, a discovery made in the 1930s that revealed a new way to see high energy reactions. Every appearance of this glow is a reminder of how powerful atomic reactions can be, showing a rare moment where raw physics becomes something visible and strangely beautiful.show more

Today In History
383,805 views ⢠1 month ago
Double-Slit Experiment âď¸ It shows that tiny things like... electrons act like ripples in water instead of solid marbles. When a particle is fired at two slits, it doesn't just go through one or the other; it travels as a wave of probability that passes through both at the same time. These two waves then overlap and interfere with each other, creating a pattern of light and dark stripes on a back wall. This shows that at the quantum level, reality isn't "set" until we actually measure it. It behaves as a spread-out wave of possibilities until the moment it hits a target. Video đ¸ : umtiquinhodefisicashow more

ScieVision
60,528 views ⢠3 months ago
FROM INBOX | Harare road users no longer obey... traffic lights, which is deeply concerning as it could cost lives. The traffic lights were fully operational at the time, yet on Sunday, February 23, 2025, in Kambuzuma, this driver ran a red light. Sadly, most drivers no longer adhere to traffic signals, and we fear the day when this reckless behavior results in tragedy. Even when the light is red, only a few road users stop. This video serves as evidence of our daily reality on the roads. Zimbabwe Republic Policeshow more

đđŤđ˘đŚđ đđđđđĄ đđ
52,776 views ⢠1 year ago
***SPOILER ALERT - LISTEN TO PART 3 THE #UNCANNY... SUMMER SPECIAL BEFORE WATCHING THIS*** Here is the CCTV video that Julio captured in The Torrelaguna House, that we discuss in Part 3 of The #Uncanny Summer Special on BBC Sounds The house was empty at the time, how do we explain the light turning on and what is the shadowy shape that seems to move across the room, that is reflected in the mirror? There are no windows in that room! Let me know your #TeamSceptic or #TeamBeliever explanations! #UncannyCommunityshow more

Danny Robins
25,289 views ⢠1 year ago
đ¨đ¨ BREAKING: Mike Pence, when asked by Tucker Carlson... about his fixation on The United States sending more weapons shipments to Ukraine and where the concern is for The United States in that, responded by saying, âWell thatâs not my concernâ. What a telling response. The globalist traitor is fully out of the closet in more ways than one and now proudly reveals his true colors time and again. And Mike Penceâs colors damn sure ainât red, white and blue. The fact that this man actually still thinks he is a meaningful voice in the Republican Party both amuses me yet makes me question if heâs in check with reality. What a sad figure in our nationâs history he will go down as.show more

Joshua Hall
838,096 views ⢠7 months ago
You Can Heal Yourself With Nature Movement - By... moving our body we give strength to our muscles, promote blood flow and lymphatic flow enhancing the delivery of nutrients and the removal of waste products. We also create a piezoelectric effect that energises the system. Breathing - The delivery of air into the body through intentional conscious breathing is one of the most powerful modalities for nervous system renewal, mental peace and the delivery of oxygen to the body and the removal of carbonic acid buildup from the system Sunshine - Itâs my belief that the more sunlight we absorb without sunscreen, the healthier we will become. A tan looks good because it is healthy and every part of your body thrives when sunlight touches it delivering blood flow as well as a high frequency and energy Grounding - Existing in connection with the earthâs electrical fields resets everything about our energy, reduces inflammation and promotes the movement of proper channels such as detox - itâs a fantastic practice to be connected to nature. Green light - When sunlight moves through trees and leaves we receive Green light by which is very healing and high in near infrared light, in fact it is one of the most healing modalities to absorb in your skin particularly if you have any abrasions or wounds - even more powerful than red light . Fresh air - The first nutrient, having fresh air that is rich in oxygen is absolutely imperative to health and you should always have all of your windows open in the house if possible when not outside. Positive thinking - Whatever you think, shall become and having and cultivating a positive mindset that intentionally brings you positive energy is one of the cornerstones to great health. You can think yourself into sickness and you can think yourself into health so choose to view the world in a positive light and so itâll be for you.show more

âĄď¸đ Sol Brah đđŹ
14,430 views ⢠23 days ago
I am grateful for life in this beautiful world.... Gratitude for existence means living with dignity â creating and doing good for those close to us, for ourselves, and for others. : Gratitude for life in this beautiful world is not a fleeting sentiment. It is a profound orientation that reshapes how we live. To truly feel thankful for existence is to recognize its rarity and splendor, and to respond by living with dignity. That dignity shows itself in deliberate creation and goodness. We make things of beauty and utility. We ease suffering and spread joy. We do this first for those closest to us, then for ourselves (because self-respect is part of the gift), and finally for strangers, because the circle of care widens naturally when gratitude is genuine. Gratitude without action is hollow. Action without gratitude is mechanical. Together they form the quiet engine of a meaningful life. The beautiful world gave us the miracle of being here. The only fitting return is to make our corner of it more beautiful still, through every choice that honors the gift. In a cosmos indifferent to our existence, gratitude becomes our quiet rebellion. We answer silence with purposeful light.show more

Zafar Mirzo | Quotes
1,433,896 views ⢠5 months ago
On March 6, 2015, astronomers reported observing a supernova... in a distant spiral galaxy. Although the explosion itself occurred millions of years earlier, the light carrying that event had only just reached Earth after traveling across intergalactic space. This delay is not unusual but a fundamental feature of the universe, where distance and the finite speed of light turn every observation into a glimpse of the past. In this way, telescopes function not just as instruments of sight, but as time machines, revealing events long after they have concluded. Each distant supernova reminds us that the cosmos we observe is a layered history, unfolding to us not as it is now, but as it once was across unimaginable spans of space and time. Credit: NASA/ESA Hubble Space Telescopeshow more

Cosmos Archive
23,079 views ⢠2 months ago
BEWARE OF MUMBAI TRAFFIC POLICE NEGLIGENCE! Thanks to my... dashcam, otherwise this totally incompetent Mumbai Traffic Police lady constable (who was very rude btw) would have extorted money from me for no fault of mine! As you can see in the video, I cross the stop line VERY comfortably when the light is green. When I am half way across the wide highway on which this light is situated is when the light turns orange. And then red at the point where there is a bottleneck created by these very traffic police operating under the flyover. The lady traffic constable in concern isn't even looking at my car or the light the whole time. She was busy looking somewhere else and just turns and looks at my car when I have already crossed the entire road, and she gestures me to stop, pointing at the light, indicating that I jumped it! After this, what is not recorded, because I stopped the recording to show it to her is even more shocking. She came up to me and said I jumped the light. I said no it turned red well after I crossed it, to which she rudely said "kaahi hi bolu naka" which means "dont talk rubbish"! Wow! After that I showed her the video, but SHE STILL INSISTED THAT I WAS WRONG AND I SHOULD PAY THE FINE. SERIOUSLY! NO KIDDING! This is her judgement making ability and she is in law and order? Her last plea to me was that why dont I pay, the fine is just Rs. 500! âAaya hai to kuch deke hi jaanaâ attitude?? What sort of personnel do you have on board, Mumbai Traffic Police Commissioner of Police, Greater Mumbai ऎचञरञडŕĽŕ¤ŕĽŕ¤° पŕĽŕ¤˛ŕĽŕ¤¸ - Maharashtra Police Dr Ravinder Singal IPS pravin padwal ? Even with the recording, this is my plight. Without it I was a total goner! MTP needs a major revamp. Actual offenders are running scotfree and this is the treatment of law abiding tax payer motorists At Kanjur Marg flyover on EEH, Mumbai. TOI Mumbai Mid Day Mumbai Mirror NDTV AajTakshow more

IdiotsOnIndianRoads
69,061 views ⢠1 year ago
Contrail lesson! 1. âChemtrailsâ donât exist. Just to get... that out of the way. 2. Observe the satellite loop and Skew-T chart. In the IR satellite loop you can see yesterday, the West Coast had a decent short wave ridge suppressing moisture over California and Nevada. Today, you can see moisture from a low pressure over the Pacific spilling over the ridge that is now moving east of California. This is upper level moisture ADVECTING into the area. This upper level moisture is mainly above the 500mb level, or 20,000ft. 3. Now observe the Skew-T chart. Particularly clue into the 300mb level. This is a perfect example of what I talk about all the time, and why itâs important to pay attention to the 300mb level. This moisture layer is advecting particularly at the 300mb level, and synoptic scale cirrus development, and advection, typically occurs at 300mb. This is key because aircraft are flying at and above the 300mb level. 4. So, lastly, observe the pictures that I took of the sky over northern Nevada at the time of this post. You can see the layer of cirrus as well as contrails persisting in that moisture layer, exactly as depicted in the satellite shot AND confirmed by the Skew-T chart. Keep in mind that temperatures at this level of the atmosphere are typically -20 to -50°C. In this case, you can see that the temperature at 300mb is -40°C and relative humidities at this level are far different than what you experience at the surface. Any decrease in the gap between temperature and dewpoint at this level can significantly increase the relative humidity. This is why itâs referred to as ârelativeâbecause itâs far different than temperatures and dew points at the surface. So, to bring it all together, aircraft flying at these altitudes, which most commercial and military aircraft do, injecting warm, moist air from the engines rapidly into the super cooled environment, not only instantly form contrails, but when relative humidities are as depicted in this example, will enable contrails to persist for hours at a time supported by the moisture existing in that layer. This is what causes persistent contrails. These ARE NOT âchemtrailsâ and because they persist, does not, and will not ever, make them âchemtrails.â Now that you all needed your government to tell you that climate change was a hoax and Iâve been telling you for years that the âGeoengineeringâ and âchemtrailâ nonsense are propaganda directly related to the climate change hoax, hopefully you can take some time to learn the basics of the atmosphere and understand what Iâm showing you here, and how it works, so youâre not fooled by climate propaganda going forward. Thank you for your attention to this matter. đŞđźđşđ¸show more

Dylan Tucker
26,804 views ⢠8 months ago
Incredible new study at Washington State University found Egyptian... Blue emits nearâinfrared light 𤯠This is a fragment of ancient Egyptian Blue paint. When researchers hit it with visible light (green, around 530â550 nm), the pigment absorbed it and reâemitted nearâinfrared light at 910â940 nm. Our eyes canât see NIR, but a modified camera can, so the pigment looks like itâs glowing. Modern NIRâemitting pigments are used today in antiâcounterfeiting, biomedical imaging, cooling tech, and more. In the hot sun of the Egyptian desert, if a person wore clothing painted in Egyptian Blue, they would stay cooler by radiating some of the absorbed sunlight back out as nearâinfrared instead of trapping it as heat.show more

Ancient Hypotheses
177,272 views ⢠5 months ago
This theory changes everything and places us directly in... the time of the second coming of the Messiah, the battle with the Antichrist, and the messianic reign. In order to arrive at this time frame, we need to rethink the starting point of the Great Year, and by changing that date, it will literally realign the entire Great Year, the four ages of man, and place us in the final act of the divine comedy. The equinoxes and solstices are important reference points in the regular year. Equinoxes occur when day and night are approximately equal in length, while solstices occur when either the day is the longest (summer solstice) or the night is the longest (winter solstice). In esoteric terms, this represents the battle between light and darkness. Dive into this deep rabbit hole thread and letâs explore this theory to see if it makes sense! I will also give you a time window for the Messiah! (1/7)đ§ľshow more

Open Minded Approach
153,797 views ⢠9 months ago
FSD 12.5 runs a red light I want to... share this to have a healthy discussion regarding this situation. This isn't in anyway an attempt to hate on FSD 12.5, I still believe this is the best release of FSD so far. Yesterday on my drive FSD for the first time ever (for me) decided to proceed on a VERY stale (red?) light. I was a bit surprised about its decision to do this, and I am wondering if perhaps the traffic light being set back (before the intersection starts there's a light on my left) has anything to do with this? Technically the car passes the light/stop line as it is still yellow. As a human driver I may have proceeded on this light if I was in a rush, but I am not sure if a robotaxi should make that same decision. Tesla AI ÎI DRIVR Dirty Tesla Sawyer Merritt Elon Musk Nick Arek Sredzki Srihari Sampathkumar Any opinons on this folks?show more

Devin Olsen
301,056 views ⢠1 year ago
đ¨ THIS HAS NEVER HAPPENED BEFORE đ¨ đ¨NOBODY UNDERSTANDS... WHAT THEY JUST TRIGGERED. đ¨ đ¨ People always talk about Iranian oil in terms of barrels, but rarely about whatâs actually inside them. Thatâs the key differenceâand the reason Western refineries have quietly relied on back-channel networks through places like Dubai for years to keep getting it, even under sanctions. Crude oil isnât all the same. Itâs a mix of hydrocarbons with different molecular weights, and that mix determines how easily it can be turned into the fuels refineries actually sellâlike gasoline, diesel, jet fuel, and heating oil. The main measure here is API gravity. Higher API means lighter crude thatâs easier and cheaper to refine, and it produces more of those high-value fuels. Lower API means heavier crude that takes more energy, more processing, and more expensive equipment, while producing more low-value leftovers. Iranian Light crude sits right in a sweet spot, with an API gravity around 33â36 and moderate sulfur levels. Itâs light enough to produce a lot of gasoline and middle distillates without high costs, but not so light that it limits what refineries can make. In industry terms, itâs close to an ideal blend. Now look at the alternatives. Venezuelaâs Merey crude is much heavier, with very low API gravity and high sulfur. Refining it profitably requires specialized, expensive equipment like cokers and hydrocrackers. Some refineries are built for thatâbut itâs not interchangeable with Iranian crude. Itâs a completely different type of input. On the other end, US West Texas Intermediate is very light and low in sulfur. Sounds perfect in theory, but in practice itâs almost too light. Many refineriesâespecially in Europe and Asiaâare designed for medium-grade crude, so they canât just switch to WTI. They often have to blend it with heavier oils to make it work. Thatâs where Iranian crude stands out. It fits right into the middle of the system. It doesnât need the heavy-duty processing of Venezuelan oil or the blending adjustments required for ultra-light US shale. That balance is why itâs consistently in demand and often priced at a premium. It also explains why countries like India kept buying it despite sanctions, and why those complex trading networks through Dubai existed in the first place. The Strait of Hormuz isnât just a route for oilâitâs a route for this specific kind of oil that global refineries are optimized to process. If that flow gets disrupted, itâs not just about losing supply. Itâs about losing the type of crude the system runs most efficiently on, forcing refineries to adapt with less suitable alternatives. Thatâs whatâs really baked into oil prices like $82ânot just how much oil is available, but what kind it is.show more

A K Mandhan
3,645,445 views ⢠3 months ago
Here's an excellent video from Florian (follow) that shows... charged water on the left and neutral water in the right. This is a visual confirmation of two known effects; Electrostatic induction and dielectric relaxation time. Electrostatic induction is like when a hair-rubbed balloon sticks to the wall, despite the wall being neutral; the balloon causes charges in the wall to polarize so the wall side near the balloon turns negative and the other side of the wall is positive. That's electrostatic induction and that's why you have raindrops that stick to a car window for hours of wind and gravity, rain has a small negative charge. Wouldn't work with tap water. Now, if you remove the balloon, the wall doesn't return to a neutral state immediately. It'd happen quickly if we had a balloon on the other side of the wall, but by itself this can take seconds, minutes, hours or even days, depending on the material and thickness. Glass is quite slow, and you can see the electric forces holding each other will hold off gravity for some time; and that the water greatly prefers not to be broken off, water is like an uncountable number of those walls in series, and they all cling to each other in proportion to how many balloons we have, ie how many excess electrons we have. Furthermore, when the water is extremely charged, it will not even leave the thin remnant layer of water that trails behind, as the cohesive internal forces outweigh those by induced to outside neutral surfaces.show more

N'GoloâĄWizard.Talk
22,198 views ⢠1 month ago
The final evolutionary step is acquiring a body made... of plasma, or an energy body that can manipulate electromagnetic waves. Jesusâ Transfiguration, or the glorified body, is exactly thatâthe highest form of plasma, because he is God himself, who came to Earth to show the right path. That is why during the Transfiguration, âHis face shone like the sun, and his clothes became as white as the light.â The Sun is plasma and it shines white. This concept was also present in ancient Egyptian religion, where the soul becomes the immortal Akh and transforms into a star. This is the concept of internal alchemy, and it is the ultimate purpose of our existence! Notice the Orthodox depictions of the Transfiguration, there is light surrounding the body. There are plasma beings that exist in higher dimensions, and we call them âaliens.â They can appear however they want to you because they can manipulate how you perceive them, since you see electromagnetic waves, and a plasma body could influence that.show more

Open Minded Approach
89,151 views ⢠2 months ago
The final evolutionary step is acquiring a body made... of plasma, or an energy body that can manipulate electromagnetic waves. Jesusâ Transfiguration, or the glorified body, is exactly thatâthe highest form of plasma, because he is God himself, who came to Earth to show the right path. That is why during the Transfiguration, âHis face shone like the sun, and his clothes became as white as the light.â The Sun is plasma and it shines white. This concept was also present in ancient Egyptian religion, where the soul becomes the immortal Akh and transforms into a star. This is the concept of internal alchemy, and it is the ultimate purpose of our existence! Notice the Orthodox depictions of the Transfiguration, there is light surrounding the body. There are plasma beings that exist in higher dimensions, and we call them âaliens.â They can appear however they want to you because they can manipulate how you perceive them, since you see electromagnetic waves, and a plasma body could influence that.show more

Open Minded Approach
688,622 views ⢠3 months ago