Why is the sky dark at night? You might think the answer is obvious - the sun isn't up! But the only reason the sky looks blue during the day is that sunlight scatters off of the atmosphere -...
I`m not very good at singing songs but here's a try If you wish to make an apple pie from scratch You must first invent the universe Space is filled with a network of wormholes You might...
These riders they come from all over. Canada, Montana, Iowa, South Dakota, North Dakota, Minnesota. There's even a guy here from Austria. It's from all over the world these riders come. And that's the...
[Morgan Freeman] So. What are we really made of? Dig deep inside the atom and you'll find tiny particles held together by invisible forces. (held together by invisible forces.) Everything is made up...