Europe’s Stone Age has taken an edgy turn. A new analysis finds that human ancestors living in what is now Spain fashioned double-edged stone cutting tools as early as 900,000 years ago, almost twice ...

Hitting on a corner of the blade will cause unpredictable breaks and can damage the hammer. The blade of the hammer should make full contact with the stone, as in the photo on the far right. [3, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Archaeologists have discovered a giant hand ax that is thought to be ...

Archaeologists have uncovered primitive sharp-edged stone tools on the Indonesian island of Sulawesi, adding another piece to an evolutionary puzzle involving mysterious ancient humans who lived in a ...

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

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Researchers have uncovered the skulls of two individuals belonging to ...