A comet's tail always points away from the sun.
2
Sound doesn't travel in space.
255
NASA invented baby food as we know it today.
7
Jupiter is bigger than all the other planets combined.
254
If two pieces of metal touch in space, they become permanently stuck together.
808
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18