Add Yahoo as a preferred source to see more of our stories on Google. New Monash University research argues our Paranthropus (pictured) and Australopithecus ancestors who lived up to 5 million years ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fossils of early ...

A boy's 2008 find in South Africa led to Australopithecus sediba, an ancient human relative about 2 million years old.

At Sterkfontein in South Africa, a new analysis of sediments from the cave’s Member 4 area dated them to between 3.41 and 3.7 ...

In 2015, stone tools at Lomekwi 3 in West Turkana, Kenya, were found dating to about 3.3 million years ago, making them the oldest known created stone tools. Their age predates the Homo genus, and the ...

"I imagine there might be some though who will be skeptical -- as is always the case." Their argument centers on a timeline: The oldest known Homo fossil, a jawbone, is dated at 2.8 million years old, ...

Remember Australopithecus sediba? The convention-challenging South African hominin, announced with much fanfare in 2010, has gotten lost in a torrent of other recent fossil finds from our family tree.

About 3.8 million years ago, a distant human relative took his final steps. Swept into a river delta, his head was buried in sand that, over time, hardened into a stone helmet. The skull fossilized ...