Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

An orbital emergency in 2025 linked to space debris highlights gaps in tracking, rising launch activity, and growing risks to human spaceflight and Earth’s orbital environment ...

Merck stock earns a cautious "Buy." Learn more about its valuation, Keytruda risks, pipeline potential, and long-term growth.

A new study links climate stress to the disappearance of the early human species Homo floresiensis, known as the “hobbits” of ...

Bill shape affects how efficiently a hummingbird feeds and how it competes with other hummingbirds. Because of humans, they ...

A biologist explains the surprising evolutionary math behind how the blue whale became the largest animal that has ever lived ...

The oldest sediment DNA discovered so far comes from Greenland and is 2 million years old.

I mostly keep all four paws on the ground. It’s hard to imagine living out in space. I asked my friend Erica Crespi about it. She’s a biologist at Washington State University. She studies how animals ...

We are indeed still evolving, though it can be hard to tell because it happens over generations and often involves things you can't see, such as what foods different people are able to digest. When ...

Caralynn Nowinski Collens, Ramille Shah, and Adam Jakus spent years developing an innovative technology to regenerate injured bone. The results, they thought, were . . . okay. The company they founded ...

Imagine humans growing to dinosaur size and how life would be completely different on Earth. The 25 most expensive colleges in the US in 2025, ranked Trump withdraws his support for Rep. Marjorie ...

At an international conference, researchers at the forefront of animal-human transplantation compared notes and allowed themselves the first real optimism in decades. At an international conference, ...