What better way to start a season about the Earth than by looking back on it from an astronaut’s perspective? At a time when ...

The shells of carbon-rich dust are expanding outward into space at the breakneck velocity of 1,600 miles per second.

Samsung could announce its second-generation smart ring next week. Here's what I'd like to see in the Galaxy Ring 2 - and ...

A new study suggests that medieval stone discs found in Ukraine were likely used by Vikings as solar compasses to navigate ...

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

For decades, scientists have tried in vain to accurately predict solar flares—intense bursts of light on the sun that can ...

Eclipse-watchers have plenty to look forward to in the next decade.

Carbon-rich cosmic dust comes from different sources and spreads out into space, where it's necessary for life and for the ...

This year's trade show was positively jam-packed with some of the coolest new tech we've seen. Here's what we can't wait to ...