Antarctic seals converse ultrasonically Weddell seals, which live in Antarctica, communicate with each other under the ice using sounds that humans can't hear [...]

Tiny robots display self-organized dance moves A trio of tiny robots confined to a circular space spontaneously created dancelike movements, described in Science. [...]

Bigger bees remember where the best flowers are The largest bumblebees recall where the best flowers are while their smaller hive mates aren't [...]

66M-year-old mammal fossil baffles scientists The fossil of a mammal that lived 66 million years ago "bends and even breaks a lot of [...]

A small capsule dropped by Japans' Hayabusa2 spacecraft in a container box arrives at the Japan Aerospace Exploration Agency's research facility in Sagamihara, [...]

Young ravens' brain power akin to that of adult apes (Pixabay) Ravens' intellectual abilities have long been touted, and now researchers have found [...]

Deep-sea microorganisms can withstand extreme heat Researchers have found evidence that microorganisms live in extremely hot sediment around 1,180 meters deep beneath the [...]

Study: Human activity endangering orcas (Olivier Morin/AFP via Getty Images) Necropsies on 53 orcas found dead in the northeastern Pacific Ocean over a [...]

Arctic sea ice declines to near-record low Scientists who monitor Arctic sea ice report that it has hit the second-lowest level on record [...]

Like all stars, our Sun is powered by the fusion of hydrogen into heavier elements. Nuclear fusion is not only what makes stars [...]