Deep cave layers on Sulawesi preserve tools, bones, and art that may show modern humans overlapping with earlier hominins.

Seasons are more than just divisions of time — they are our connection with nature. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Throughout ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping construction materials from Earth, researchers are exploring how to use ...

A composite view of the Earth constructed by NASA from multiple satellite images Editor at Large Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and ...