Cool physics and other sweet science - all in a minute!
Thanks to Max Tegmark for writing & narrating this video.
This cool trick allows you to see without glasses.
This has nothing to do with physics, but I thought it was important so I made a video about it: uprisings in Venezuela.
Explanation of a NEW DISCOVERY about the Big Bang!
Why winter has the best full moons.
When we say Mt. Everest is 8850m tall, how do we know what sea level would be beneath the mountain?
Henry looks at 6 ways to Time Travel.
Magnets are amazingly strong... but there's a very easy way to destroy them. All you need to know is a little bit about ferromagnetism, paramagnetism, and temperature!
Why do they attract and repel at long distances? Is it magic? No... it's quantum mechanics, and a bit more.
When the universe expands... do we expand with it?
Is it in the Arctic Ocean? In Canada? Russia?