Learn about dung beetles and their nightly travels on this Moment of Science.
Have astronomers found a new planet? Or is an asteroid in our midst?
We usually think of craters as being very old, but some have formed quite recently. Learn about the last asteroid to hit the moon on this Moment of Science.
Did we really go to the moon? "To the Moon... or Not?" on this Moment of Science.
Ever wonder why moths fly toward bright lights? Find out on today's Moment of Science.
You can see this more easily by imagining what would happen if the earth were flat. The moon would still travel in a horizontal line above the ground; but because it’s also falling, it would come closer and closer to the flat earth until it collided.