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

Scuba divers may be beating up coral reefs more than they think. Video analyses of divers show that more than 80 percent of damaging physical contact with the reef is unintended or simply unnoticed, ...

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.

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

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

A rare astronomical sight is unfolding in the southern sky. Two exploding stars are shining so brightly that both can be viewed with the naked eye. It’s hard to predict how long these “fascinating ...

A new generation of therapies aims to intervene at a recently discovered gap between the disease’s molecular march and its ...

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.

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