On August 27 and 28, Earth’s shadow will swallow about 96% of the Moon. The really fascinating part is what has to happen in space to make it possible.

Lightning can make glass, produce enormous red flashes above storms, stretch hundreds of miles and even be associated with antimatter. Here are five of its strangest tricks.

Most people think meteor showers are disappointing because they never see more than a few streaks. The truth is, they’re usually watching them the wrong way. Learn the simple secrets that can turn an ordinary night under the stars into an unforgettable experience.

The Buck Moon isn’t named because of the Moon at all. Discover the surprising story behind July’s full moon, why it got its name, and why it appears full for more than one night.

Most of us learned to count the seconds between lightning and thunder. But does that old trick really tell you how far away the strike is?

It always looks like the end of the rainbow is just over the next hill. But no matter how far you drive, it always stays out of reach. The real reason is one of nature’s most beautiful secrets.

It feels like the Moon is riding beside your car mile after mile. The truth has nothing to do with the Moon moving and everything to do with the incredible way your eyes judge distance.

Rainbows aren’t random. In fact, there’s one simple rule that tells you exactly where to look every time. Once you know it, you’ll never search the sky the same way again.

The giant moon rising over the horizon may look enormous, but the moon isn’t actually getting bigger. Here’s why one of nature’s most famous optical illusions fools almost everyone.

The Orionid meteor shower is lighting up the October sky. Here’s how to watch it like a pro, when to look, and what to really expect once your eyes adjust to the night.

The Moon and Jupiter will rise together in the early morning hours, putting on a stunning sky show. No telescope needed, just a clear eastern view after 2 a.m. to catch this flirty celestial pairing.