Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

It sounds like a sci-fi plot, but it’s a cold, hard scientific fact: our closest cosmic neighbor, the moon, is slowly moving farther from Earth. Is this a big deal? And if so, how does it affect life ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...