Astronauts perform so many out-of-this-world experiments on the International Space Station (ISS). They use a specially-built ...

My aunt says if you tried to dig a hole to the other side of Earth, this is what would happen: First, you’d dig through loose ...

Down To Earth Community Lab: Join your fellow space explorers to ask questions, share out-of-this-world ideas, and forge new ...

These climate-change-fighting ideas sound outlandish. Even if they did work, critics worry they could backfire spectacularly.

In the cosmic ballet of asteroids passing by Earth, most go unnoticed as they zip past. Occasionally, one makes a fiery ...

It will be the first civilian spacewalk in history—and perhaps the riskiest spacewalk in decades. The mission, known as ...

Wary experts say "dystopian technologies" to cool Earth could backfire. Eager businesses aren't listening to the warnings.

This is the farthest humans have traveled since the last time humans walked on the moon more than 50 years ago.

PT5 will briefly become Earth's "mini moon" from September 29 to November 25, offering scientists a rare opportunity to study ...

The spacewalkers tested new SpaceX-designed pressure suits that could eventually be used by civilian astronauts on the moon ...

From earthy swirls to clean French manicures, here are 20 manicures that are perfect to wear during Virgo season.

Conservationists fear geoengineering could cool the Earth too much or unevenly ... “The movement in the startup space is really scary, honestly. The prospect of for-profit actors is alarming ...