Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.

Learn more about tides and tidal bulge, and how they’re contributing to the moon drifting away.

If you’re walking along the coastline in Boston Thursday, watch out: at 2:30 p.m., Boston will be hit by a king tide.

Long ago, the Moon was much nearer Earth. Scientists believe a protoplanet collision created the Moon 4.5 billion years ago.

The Moon appears unchanging in the night sky, but its movement hides a slow transformation. For decades, scientists have observed that our satellite is gradually moving away from Earth, year ...

The Moon is slowly receding from Earth at 1.5 inches per year due to tidal forces. This celestial dance also causes Earth's ...

The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases the size of the Moon's orbit. This means that the Moon gets slightly farther ...

The Three Gorges Dam in China is large enough and transports enough water that it affects Earth's rotation by 0.06 ...

A new study reveals how a hidden human bias has shaped centuries of scientific errors, from Galileo to modern research.