A team of researchers from the American Museum of Natural...

Increasing oxygen levels in North America gave rise to dinosaurs...

Changes in the young brains of humans and primates cause...

During the spring and summer, cold water is released from...

During long migrations, birds will risk their safety for a...

At least 228 million years ago, an ancient reptile species...

Enormous cave bears roamed throughout prehistoric Europe for more than...

For cats, eating grass is a behavior held over from...

Experts have genetically reconstructed the history of the cave bear...

According to scientists at the University of Siena, at least...

Fossil leg bones belonging to a newly described species of...