Office of Nuclear Energy | US Department of Energy

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@ENERGY’s home for nuclear energy research, demos, and deployment. RT/Mentions aren't endorsements.

Shorts

FULL CIRCLE: In April 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a Department of War 🇺🇸 R&D project to power a satellite.

43,945 views

On this day in 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a @DeptofDefense R&D project to power a satellite.

75,157 views

EXPLORE THE CORE: Take a sneak peek inside the world’s most powerful research reactor at Idaho National Lab.

10,570 views

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WATCH: It's not every day you get to see a test reactor pulse!

0:25

WATCH: It's not every day you get to see a test reactor pulse!

Office of Nuclear Energy | US Department of Energy

7,233,265 views • 1 year ago

0:25

WATCH: It's not every day you get to see a test reactor pulse!

Office of Nuclear Energy | US Department of Energy

689,857 views • 4 months ago

NUCLEAR IN OUTER SPACE 🪐: U.S. Department of Energy is working with NASA to develop new technologies like space reactors to provide reliable power on the Moon, Mars, and beyond.

1:38

NUCLEAR IN OUTER SPACE 🪐: U.S. Department of Energy is working with NASA to develop new technologies like space reactors to provide reliable power on the Moon, Mars, and beyond.

Office of Nuclear Energy | US Department of Energy

691,186 views • 5 months ago

Meet Diablo Canyon 👋 It's currently the only operating nuclear plant in California and generates nearly 10% of the state’s power.

0:57

Meet Diablo Canyon 👋 It's currently the only operating nuclear plant in California and generates nearly 10% of the state’s power.

Office of Nuclear Energy | US Department of Energy

26,044 views • 15 days ago

WATCH 👀: Incredible archival footage of the world’s first reactivity-initiated accident experiments at TREAT nearly 60 years ago!

0:53

WATCH 👀: Incredible archival footage of the world’s first reactivity-initiated accident experiments at TREAT nearly 60 years ago!

Office of Nuclear Energy | US Department of Energy

25,949 views • 18 days ago

1:34

WATCH: X-energy is developing this high-temperature gas reactor fueled by ultra-robust TRISO particles.

Office of Nuclear Energy | US Department of Energy

12,872 views • 13 days ago

Meet Grand Gulf: The nation’s most powerful commercial reactor 💪.

0:54

Meet Grand Gulf: The nation’s most powerful commercial reactor 💪.

Office of Nuclear Energy | US Department of Energy

16,498 views • 29 days ago

Watch 👀 the difference between silicon carbide (right) and traditional fuel cladding (left) in this video of a loss-of-coolant test ⬇️

0:38

Watch 👀 the difference between silicon carbide (right) and traditional fuel cladding (left) in this video of a loss-of-coolant test ⬇️

Office of Nuclear Energy | US Department of Energy

27,491 views • 2 months ago

WATCH 👀: This first-of-a-kind test loop at Idaho National Lab is being used to advance molten salt reactor R&D, including the world’s first fast-spectrum, salt-fueled reactor experiment coming up at the lab.

1:02

WATCH 👀: This first-of-a-kind test loop at Idaho National Lab is being used to advance molten salt reactor R&D, including the world’s first fast-spectrum, salt-fueled reactor experiment coming up at the lab.

Office of Nuclear Energy | US Department of Energy

19,382 views • 1 month ago

WATCH: X-energy is developing this high-temperature gas reactor that they say can’t melt down.

1:34

WATCH: X-energy is developing this high-temperature gas reactor that they say can’t melt down.

Office of Nuclear Energy | US Department of Energy

52,139 views • 5 months ago

1:00

President Donald J. Trump is investing billions in nuclear energy to create jobs across the country and drive down emissions to help meet the nation's climate goals.

Office of Nuclear Energy | US Department of Energy

175,355 views • 2 years ago

Introducing the nation’s largest nuclear power plant – Plant Vogtle.

0:59

Introducing the nation’s largest nuclear power plant – Plant Vogtle.

Office of Nuclear Energy | US Department of Energy

93,404 views • 1 year ago

WATCH 👀: The world’s first self-sustaining, controlled nuclear chain reaction at Chicago Pile-1 explained brick by brick.

2:47

WATCH 👀: The world’s first self-sustaining, controlled nuclear chain reaction at Chicago Pile-1 explained brick by brick.

Office of Nuclear Energy | US Department of Energy

11,739 views • 1 month ago

Ordinary dry storage cask? Or more than meets the eye? 👀

1:19

Ordinary dry storage cask? Or more than meets the eye? 👀

Office of Nuclear Energy | US Department of Energy

10,210 views • 1 month ago

LEADING THE CHARGE: U.S. Department of Energy announces that Westinghouse Nuclear and Radiant will be the first advanced reactor developers scheduled to conduct their fueled microreactor experiments in DOME — the world’s first microreactor test bed at Idaho National Lab. Learn more:

1:00

LEADING THE CHARGE: U.S. Department of Energy announces that Westinghouse Nuclear and Radiant will be the first advanced reactor developers scheduled to conduct their fueled microreactor experiments in DOME — the world’s first microreactor test bed at Idaho National Lab. Learn more:

Office of Nuclear Energy | US Department of Energy

56,682 views • 1 year ago

Step inside one of the largest hot cells in the United States to see how researchers handle radioactive materials.

0:59

Step inside one of the largest hot cells in the United States to see how researchers handle radioactive materials.

Office of Nuclear Energy | US Department of Energy

11,068 views • 1 month ago

1:34

WATCH: X-energy is developing this high-temperature gas reactor fueled by ultra-robust TRISO particles.

Office of Nuclear Energy | US Department of Energy

39,247 views • 8 months ago

1:02

WATCH: This first-of-a-kind test loop Idaho National Lab is being used to advance molten salt R&D — including the world’s first fast-spectrum, salt fueled reactor experiment.

Office of Nuclear Energy | US Department of Energy

26,071 views • 5 months ago

That’s it? 3 things you should know about dry cask storage for spent nuclear fuel. 👇

1:37

That’s it? 3 things you should know about dry cask storage for spent nuclear fuel. 👇

Office of Nuclear Energy | US Department of Energy

78,378 views • 2 years ago

0:25

WATCH 👀: It's not every day you get to see a test reactor pulse!

Office of Nuclear Energy | US Department of Energy

53,911 views • 1 year ago

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Office of Nuclear Energy | US Department of Energy

Shorts

FULL CIRCLE: In April 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a Department of War 🇺🇸 R&amp;D project to power a satellite.

On this day in 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a @DeptofDefense R&amp;D project to power a satellite.

EXPLORE THE CORE: Take a sneak peek inside the world’s most powerful research reactor at Idaho National Lab.

Videos

Watch Anya Live

WATCH: It's not every day you get to see a test reactor pulse!

WATCH: It's not every day you get to see a test reactor pulse!

NUCLEAR IN OUTER SPACE 🪐: U.S. Department of Energy is working with NASA to develop new technologies like space reactors to provide reliable power on the Moon, Mars, and beyond.

Meet Diablo Canyon 👋 It's currently the only operating nuclear plant in California and generates nearly 10% of the state’s power.

WATCH 👀: Incredible archival footage of the world’s first reactivity-initiated accident experiments at TREAT nearly 60 years ago!

WATCH: X-energy is developing this high-temperature gas reactor fueled by ultra-robust TRISO particles.

Meet Grand Gulf: The nation’s most powerful commercial reactor 💪.

Watch 👀 the difference between silicon carbide (right) and traditional fuel cladding (left) in this video of a loss-of-coolant test ⬇️

WATCH 👀: This first-of-a-kind test loop at Idaho National Lab is being used to advance molten salt reactor R&amp;D, including the world’s first fast-spectrum, salt-fueled reactor experiment coming up at the lab.

WATCH: X-energy is developing this high-temperature gas reactor that they say can’t melt down.

President Donald J. Trump is investing billions in nuclear energy to create jobs across the country and drive down emissions to help meet the nation's climate goals.

Introducing the nation’s largest nuclear power plant – Plant Vogtle.

WATCH 👀: The world’s first self-sustaining, controlled nuclear chain reaction at Chicago Pile-1 explained brick by brick.

Ordinary dry storage cask? Or more than meets the eye? 👀

LEADING THE CHARGE: U.S. Department of Energy announces that Westinghouse Nuclear and Radiant will be the first advanced reactor developers scheduled to conduct their fueled microreactor experiments in DOME — the world’s first microreactor test bed at Idaho National Lab. Learn more:

Step inside one of the largest hot cells in the United States to see how researchers handle radioactive materials.

WATCH: X-energy is developing this high-temperature gas reactor fueled by ultra-robust TRISO particles.

WATCH: This first-of-a-kind test loop Idaho National Lab is being used to advance molten salt R&amp;D — including the world’s first fast-spectrum, salt fueled reactor experiment.

That’s it? 3 things you should know about dry cask storage for spent nuclear fuel. 👇

WATCH 👀: It's not every day you get to see a test reactor pulse!

FULL CIRCLE: In April 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a Department of War 🇺🇸 R&D project to power a satellite.

On this day in 1965, the U.S. launched its first and only space reactor into space. SNAP-10A was a sodium-potassium-cooled fast reactor developed as part of a @DeptofDefense R&D project to power a satellite.

WATCH 👀: This first-of-a-kind test loop at Idaho National Lab is being used to advance molten salt reactor R&D, including the world’s first fast-spectrum, salt-fueled reactor experiment coming up at the lab.

WATCH: This first-of-a-kind test loop Idaho National Lab is being used to advance molten salt R&D — including the world’s first fast-spectrum, salt fueled reactor experiment.