Skip to main content

AI Bias Analysis

4 models · Takes ~15 seconds

Phys.org

No more giants, no more heavy handaxes: Why early humans downsized their stone tools

No more giants, no more heavy handaxes: Why early humans downsized their stone tools
ShareXFacebook

For more than 1 million years, early humans in the Levant region of the eastern Mediterranean used a range of heavy tools, such as massive handaxes and stone balls, for important tasks, including processing animal carcasses. But then, approximately 200,000 years ago, heavy tools disappeared almost entirely from the fossil record, while the number of lighter tools increased. These included blades,

P

Source

Phys.org

Read full article at Phys.org

Opens original article in a new tab

Advertisement

Related Science Stories

Ant larvae control parental care by using odor signals
Phys.org

Ant larvae control parental care by using odor signals

In the clonal raider ant (Ooceraea biroi), workers in a colony alternate between caring for larvae and laying eggs in a coordinated cycle. Researchers at the Max Planck Institute for Chemical Ecology in Jena have discovered a brood pheromone released by larvae of clonal raider ants that temporarily suppresses egg-laying in adult ants.

Read more →
Advertisement