It is not often that a comet defies one of the most fundamental visual cues in astronomy-but 3I/ATLAS has done exactly that.

A tiny spider frozen in 100-million-year-old amber is changing what scientists thought they knew about spider evolution. This prehistoric creature had spinnerets like modern spiders, but also a long ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

A rescue dog’s tail was cut off to make her look like a boxer—then she was abandoned. Now 4-year-old Finn is thriving after being adopted.

Observations of 3I/ATLAS reveal that streaming gas in its anti-tail is limited to 5,000 km, with larger dust particles ...

You probably look at your dog’s tail a dozen times a day without really thinking about it. I love my dogs’ tails. They are so ...

Fluffy, curly, short or stumpy, tails are an adorable feature of our furry friends. But if not for human amusement, why do dogs have tails? A vet explains. Nothing makes me feel quite as happy and ...

Animals may not understand language the way humans do, but they are remarkably skilled at reading cues. Tone, rhythm, and ...

This behavior may seem alternately adorable and strange to us, but dogs have very good reasons why they chase their tails There are few things cuter than watching your dog discover its marvelous tail ...