Neanderthals were meat eaters, but new analyses show that their diets included other morsels. Neanderthals, our extinct ...

An unusual stone circle that's likely a tomb is providing archaeologists with more information about life in Roman Bavaria.

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

The Northern Hemisphere is absorbing more sunlight than the Southern Hemisphere, and clouds can no longer keep the balance.