South America is one of the easiest continents for American travelers craving adventure without bureaucracy. With vast ...

The Paris Agreement feels like a long time ago. When countries signed the deal in 2015, they set 1.5C as a watermark for the ...

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

New study of Voyager 2 data shows Uranus experienced a solar wind event during the 1986 flyby, helping explain unusual magnetosphere readings ...

Researchers discovered microplastics floating in the air above the Beagle Channel, a remote area in South America.

"Star Trek" boldly goes where storytelling hasn't gone before, but not every plot sticks the landing. We discuss 10 "Trek" ...

A year of new treatments, new technologies, new ways to stay safe during disasters and new insights on the mysteries of the ...

There are a host of celestial events to get excited about next year – including a total solar eclipse. Abigail Beall is ...

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

Time magazine's list of candidates for Person of the Year is out, but it's missing one of the year's most important people: ...