TED-Ed
TED-Ed: Could we build a miniature sun on Earth? | George Zaidan
Stars have cores hot and dense enough to force atomic nuclei together, forming larger, heavier nuclei in a process known as fusion. In this process, the mass of the end products is slightly less than the mass of the initial atoms. But...
TED Talks
TED: Enough red tape — we need to say yes to clean energy | Rich Powell
Climate innovation leader Rich Powell dives into the bureaucracy, bottlenecks and not-in-my-backyard attitude preventing the US from achieving its green energy goals, warning that we need about 10,000 new clean energy projects to be...
SciShow
Glenn Seaborg: Shaking Up the Periodic Table
Hank synopsizes the life and work of Glenn Seaborg, pioneer of synthetic elements, member of the Manhattan Project, and the architect of the last great shake-up of the periodic table.
Be Smart
The Essentials of Energy
The world of energy is a confusing place. What's better, nuclear or solar? What's the difference between fluorescent bulbs and LEDs? What's the difference between energy and power? And what the heck is a kilowatt-hour?!
Be Smart
When Will We Stop Using Oil?
We've heard news of "peak oil" and "the end of the oil age" for years now, but we keep coming up with ways to find and pump more of it to the surface. Rising CO2 levels and the changing climate that results from burning fossil fuels mean...
TED Talks
Taylor Wilson: Yup, I built a nuclear fusion reactor
Taylor Wilson believes nuclear fusion is a solution to our future energy needs, and that kids can change the world. And he knows something about both of those: When he was 14, he built a working fusion reactor in his parents' garage. Now...
TED Talks
Michel Laberge: How synchronized hammer strikes could generate nuclear fusion
Our energy future depends on nuclear fusion, says Michel Laberge. The plasma physicist runs a small company with a big idea for a new type of nuclear reactor that could produce clean, cheap energy. His secret recipe? High speeds,...
Crash Course
Energy & Chemistry: Crash Course Chemistry
Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week,...
TED Talks
TED: Nuclear power is our best hope to ditch fossil fuels | Isabelle Boemeke
Nuclear power is one of the safest, cleanest forms of energy -- yet to most people, it might not feel that way. Why is that? Isabelle Boemeke, the world's first nuclear energy influencer and creator of the social media persona Isodope,...
TED-Ed
How much land does it take to power the world? | TED-Ed
No matter how we make electricity, it takes up space. Coal requires mines, and plants to convert it into electricity. Nuclear power takes uranium mines, facilities to refine it, a reactor, and a place to store the spent fuel safely....
TED Talks
Stewart Brand + Mark Z. Jacobson: Debate: Does the world need nuclear energy?
Nuclear power: the energy crisis has even die-hard environmentalists reconsidering it. In this first-ever TED debate, Stewart Brand and Mark Z. Jacobson square off over the pros and cons. A discussion that'll make you think -- and might...
TED Talks
TED: The world doesn't need more nuclear weapons | erika Gregory
Today nine nations collectively control more than 15,000 nuclear weapons, each hundreds of times more powerful than those dropped on Hiroshima and Nagasaki. We don't need more nuclear weapons; we need a new generation to face the...
TED Talks
Steven Cowley: Fusion is energy's future
Physicist Steven Cowley is certain that nuclear fusion is the only truly sustainable solution to the fuel crisis. He explains why fusion will work -- and details the projects that he and many others have devoted their lives to, working...
TED Talks
TED: How fear of nuclear power is hurting the environment | Michael Shellenberger
We're not in a clean energy revolution; we're in a clean energy crisis, says climate policy expert Michael Shellenberger. His surprising solution: nuclear. In this passionate talk, he explains why it's time to overcome longstanding fears...
TED Talks
Joi Ito: Want to innovate? Become a "now-ist"
"Remember before the internet?" asks Joi Ito. "Remember when people used to try to predict the future?" In this engaging talk, the head of the MIT Media Lab skips the future predictions and instead shares a new approach to creating in...
SciShow
The Manhattan Project
Some of the greatest advances in science have come from humanity's more destructive impulses. This is not the fault of science - when we discover powerful truths about the universe it's up to us to decide how to use them because they can...
SciShow
World's Most Asked Questions What Is Energy
What is Energy? The short answer is EVERYTHING. But what does that mean? Let SciShow explain.
TED Talks
Taylor Wilson: My radical plan for small nuclear fission reactors
Taylor Wilson was 14 when he built a nuclear fusion reactor in his parents' garage. Now 19, he returns to the TED stage to present a new take on an old topic: fission. Wilson, who has won backing to create a company to realize his...
Bozeman Science
Nuclear Energy
In this video Paul Andersen explains how nuclear energy is released during fission of radioactive uranium. Light water reactors, nuclear waste, and nuclear accidents are also discussed along with the future of nuclear energy.
Crash Course
The Atomic Bomb: Crash Course History of Science
The story picks up where we left off last time, with Einstein writing the president of his new homeland, the United States, urging him to build a nuclear weapon before Hitler. This is the tale of the most destructive force humans have...
Curated Video
What is the Law of Conservation of Energy?
The law of conservation of energy tells us that energy is neither created or destroyed - just converted from one form to another. This means that we cannot make energy from nothing and energy does not just disappear. Energy, however, can...
Curated Video
What is energy?
Discover that energy comes in many different forms. Physical processes - Energy and energy transfer - What is energy? Learning Points Energy is the ability to do work. Energy comes in different forms. Kinetic and potential energy acting...
Wonderscape
How Nuclear Reactors Generate Power
This video explains the process of nuclear fission and how it powers nuclear reactors to produce electricity. Learn how uranium atoms are split to create heat, which then drives steam turbines to generate energy, all while avoiding...
Wonderscape
The 1979 Nuclear Disasters: Three Mile Island and Church Rock
This video examines two significant nuclear incidents in the U.S. during 1979. Learn about the reactor meltdown at Pennsylvania's Three Mile Island, which sparked nationwide debates on nuclear energy, and the lesser-known but devastating...