This 2011 astronaut photo shows the atolls of Rowley Shoals lined up in a near-perfect line off the coast of Australia. The ...

Glacial melt could increase volcanic activity in North America, New Zealand and Russia, spewing greenhouse gases into the ...

Roughly 4,000-year-old bones from Chile contain genetic evidence of leprosy, suggesting that a rare form of the bacteria that causes the disease may have been circulating in the Americas and long ...

But cameras aren't the only thing you can save money on this Prime Day. We've compiled all the best deals on air purifiers, ...

The Celestron NexStar 8SE is the cheapest we've seen it since January — this deal is one to watch during Prime Day.

Differences in the gravitational pull between the Earth and the Moon will make July 9, July 22 and August 5 unusually short.

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?