What did early humans like to eat? The answer, according to a team of archaeologists in Argentina, is extinct megafauna, such as giant sloths and giant armadillos. In a study published in the journal ...

We wanted to find out once and for all which Halloween candy is the best, so we bought 15 types and spent the night trying them all. Here's our top pick.

Researchers have discovered life-size rock carvings of camels, gazelles and other animals in the Saudi Arabian desert. The carvings date ...

In the desert wilderness of northern Saudi Arabia, a stunning discovery is offering a new perspective on life in the distant past. Researchers have uncovered monumental rock art engravings that are 12 ...

A newly identified clam eats limestone rock, turning it into sand.