We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Most people worry about climate change, but few know what to do. The right tools allow us to convert scientific urgency into ...

Spectrum lifted off from Norway’s picturesque Andøya Spaceport and cleared the launch pad. But after about 30 seconds, the ...

Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

Once thought a block of worthless ice, this continent is in fact incredibly valuable and plays a key role in stabilizing Earth’s climate.

The man who invented the iPod, co-invented the iPhone, and co-founded Nest talks about how we can turn down the heat for the ...