Archaeologists used to think that the Clovis people were the first inhabitants of the Americas some 13,500 years ago. The ...

Researchers have discovered fossil human footprints embedded in an ancient lakebed that show humans inhabited North America during the Last Glacial Maximum, in what is now New Mexico. Credit: National ...

Power-hungry AI data centers are driving up electricity demand in the US. This may lead to increased use of fossil fuel power plants, but green-focused firms are still seeking ways to trim carbon ...