Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.

Tuna, salmon, mackerel. I’ve never looked at my afternoon sushi and wondered if it’s related to humans. So, I asked one of those friends named Thomas Siek. He’s a biological anthropologist at ...

Imagine the tree of life. The tip of every branch represents one species, whether you're talking about humans, E. coli, tardigrades, baker's yeast or giant kelp. If you follow any two branches back ...

What do you, your next door neighbour and Eskimos have in common? We are all children of the same ancestor. According to paleontologists, this ancestor once roamed the plains of the Great Rift Valley, ...

From the small ossicones on a giraffe to the gigantic antlers of a male moose -- which can grow as wide as a car -- the headgear of ruminant hooved mammals is extremely diverse, and new research ...

The mystery of how related flightless birds ended up so far apart on different continents may have been solved.

Chimps consume a pint of lager’s worth of alcohol every day in fruit, scientists find - Wild chimpanzees in Africa are ...

Drinking more than you intended may be something that many humans do, but now research is showing that a taste for alcohol is ...

Fossil jaws show early bears like Ursus minimus balanced meat and plants, revealing adaptability that shaped modern species.

All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A new study suggests that this organism likely lived on Earth only 400 million years after its formation. Further ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A new study suggests ...