The sun is huge compared to Earth, so how big would a comet have to be to hit it?
A short analogy to help explain the limits of the speed of light
Most of us will do anything to avoid being wrong. But what if we’re wrong about that?
Is there ‘pink goop’ in McNuggets? This video takes a look to find out
If all the water was removed from the ocean, what would the air pressure be at the deepest point, and could a human survive there?
Sir David Attenborough discusses why he believes science is important, and why everyone should understand it