A century of hints has suggested the famed red supergiant had a star pal but seeing it amid Betelgeuse’s brightness has been ...

Common dolphins in New Zealand are biologically older than their calendar ages. Trace metals and “forever chemicals” may be to blame.

Researchers scanned the ears of hundreds of marine mammals to deduce when pinnipeds evolved to hear well in both air and ...

Remains pulled from the La Brea Tar Pits revealed deformed vertebrae and rare tumors, possible signs of inbreeding among ...

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 ...

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

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

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

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 ...

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.