The inferno that sent toxic smoke billowing toward the United States won't be the last. Officials are now battling both the ...

A chat with aged avatars of future selves can guide people paralyzed by tough decisions. The question is what information to ...

Scientists have identified four types of black holes, classified mostly by their masses. But these mysterious objects ...

Prior moon rock samples, including from Apollo, seem heavily influenced by one impact. The farside samples tweak the story.

Killer whales might pulverize sunfish to break them into smaller bites for young orcas — or they might just find it ...

A few millennia ago, people worldwide may have spoken or signed up to 10 times as many languages as they do today.

The object orbits a brown dwarf that orbits a star, and astronomers aren’t sure if it’s a planet, a moon — or something else ...

For Caribbean box jellyfish, learning is literally a no-brainer. In a new experiment, these animals learned to spot and avoid obstacles despite having no central brain, researchers report September 22 ...

Scientists documented humpback whales hunting together at the seafloor, coordinating their arrival to scoop up sand lances.

A new snake’s unique head anatomy suggests early snakes were even more diverse than thought. This one was a rare burrower.

But a new documentary series tells a different story: one about survivors. Pompeii: Out of Time, hosted by actor Tom ...

Humans could learn from chimpanzees and bonobos, who turn to group members for physical comfort during tense moments.