A Hundred Stars Have Disappeared — and Researchers Aren’t Ruling out Aliens

The night sky is changing…

The Moon’s South Pole Is Hiding Something Massive and Mysterious

We have no idea what it might be

The Mystery of the ISS Hole Just Got Even Weirder

The hole came from the inside

Scientists Stumbled Upon a Plastic-Eating Bacterium — Then Accidentally Made it Stronger

Experts just ranked the best diets, and their choices will probably surprise you

Minor eating changes aren’t as satisfying, but they work.

You Can (and Should) Train Yourself to Sleep on Your Back

Get back to basics

When You Should Eat Breakfast — and When You Can Probably Skip It

Your first meal of the day isn’t as simple as you might think.

Seven apps and tools to organize your life

Restore order to your days.

This New ‘Ion Drive’ Airplane Flew Straight out of Science Fiction

The quiet propulsion system has no…

Two NASA Spacecraft Died in One Week — and There’s a Connection

Kepler and Dawn guzzled through their…