With studies of fossilized bones, gut contents, eggshells and more, paleontologists revealed new and captivating details ...

About 300 years ago, Swedish naturalist Carl Linnaeus set out on a bold quest: to identify and name every living organism on ...

Overharvesting has raised conservation concerns for a widely foraged plant, but researchers say that better genetic insights ...

The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 ...

Human evolution is not a straight line but a complex branching tree shared with other great apes. This overview explains the distinction between hominids and hominins and traces the evolutionary ...

Another twist has been added to the puzzling mix that is early human ancestry with evidence that one of the most complete pre ...

There are roughly 2.5 million known species on the planet, but scientists estimate that's only a fraction of the biodiversity on Earth. A new study shows we're finding new species like never before.

In 2010, a famed ecologist, Robert May, asked a hypothetical question to the scientific community. If an alien spaceship landed on Earth, one of the first questions they would likely ask would be, how ...

Here’s what to know about the other main types and how they affect the brain. By Dana G. Smith Alzheimer’s disease is the most commonly diagnosed form of dementia, but it’s far from the only one. In ...