Why can't we place satellites directly above houses that are using the signal? Why does speed determine the placement of satellites? Find out now!
Did you know that Arthur C. Clark proposed the idea that satellites could remain motionless in the air?
Contrary to what fairy tales tell us, there is nothing holding the moon up in the sky. So why doesn't it fall down? Find out on this Moment of Science.
No matter HOW fast the "fast" ball is moving, it will still fall at the same speed as the ball that just meanders over the edge.
During a "meteor shower" bits of rocky material that enter our atmosphere from space burn up because of friction.
How do you know the sun didn't just explode? We aren't talking about the everyday, run-of-the-mill controlled explosion the sun is always doing, but a big boom.
It was a great moment in the history of NASA, especially since people had been working so long at trying to get a probe to Mars
What happens to a comet after it's exciting entrance into our orbit?
Solar winds create a bubble that cover our entire solar system! Scientists call this the sun's heliosphere.
Star light, star bright, the first star I see tonight... What is this legendary star? Is it even a star at all?