Articles by

Tom Metcalfe

When were dogs domesticated? The oldest known dog DNA offers clues

Dogs in Europe had been domesticated from wild wolves by at least 14,200 years ago, two new...

A new study questions when people first reached South America

A landmark archaeological site in Chile may be thousands of years younger than originally thought, a new...

Mosquitoes began biting humans more than a million years ago

Mosquitoes have been biting people for more than a million years and probably much longer. An analysis...

Venus has a massive lava tube

Shrouded from astronomers’ view by dense clouds, Earth’s “sister planet” Venus is slowly giving up some of...

Iron Age mass grave may hold unusual victims: mostly women and children

A mass grave from roughly 3,000 years ago in what is now Serbia is filled with the...

AI helps archaeologists solve a Roman gaming mystery

An old, flattened piece of limestone inscribed with a crisscross of grooves looks like the board for...

The world’s oldest piece of clothing might be an Ice Age–era hide from Oregon

Two small scraps of elk hide, joined by a cord of twisted fibers and preserved for...

This ancient stick may be the world’s oldest handheld wooden tool

A digging stick and a tiny tool of unknown purpose are among the oldest handheld wooden tools...