humans

The human ancestor Homo bodoensis just got a new name—and it could shake up some old ways of thinking.

Other primates have them too, but ours come in a lot later in life.

But knowing for sure isn't easy.

Scientists in the field disagree about whether this represents an entirely new species, but it's exciting no matter what.

We have pups at "hello."

New animal bones discovered in Coxcatlan Cave may push back the arrival date, but the evidence is still unclear.

The effects were both good and bad, but the main takeaway is how vulnerable tourism-dependent animals can be.

Many ecosystems are still at the brink.

Tools and pendants found with the 45,000-year-old remains might have inspired later Neanderthals.

Hundreds of archaeologists pooled their data to get the big picture.