Earth is home, but it’s also full of surprises. Some of these facts might make you stop and say, “Wait, is that true?” Let’s ...

THAT’s NO MOON - Earth doesn’t just have one moon; sometimes, it has a companion satellite or “mini-moon.” Discovered on ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

It sounds like a sci-fi plot, but it’s a cold, hard scientific fact: our closest cosmic neighbor, the moon, is slowly moving ...

Does it feel like there's not enough time in the day for everything? Well, that could be because some upcoming days are actually getting shorter. In fact, today might just be the shortest day you'll ...

Researchers in Germany have now directly observed this wobble with the highest precision yet thanks to a large ring laser ...

If you haven’t accomplished as much this summer as you had hoped to, you can blame forces far beyond your control: a few of these dog days, by one measure, are among the shortest you’ve ever lived ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. The days are getting shorter and not just because summer is waning in the ...

The Three Gorges Dam in China continues to modify the Earth's rotation. This gigantic project, considered the largest in the ...

Astronomers observe for the first time the actual motion of spirals in a protoplanetary disk, revealing gravitational ...