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

In a cave in the western Morocco desert, archaeologists have discovered the world’s oldest jewelry: a set of shell beads dated from 142,000 and 150,000 years ago. Made from half-inch-long sea snail ...

Perforated shells found at South Africa's Blombos Cave appear to have been strung as beads about 75,000 years ago-making them 30,000 years older than any previously identified personal ornaments.

Archaeologists have discovered that 100,000-year-old shells found in Israel and Algeria were decorative beads. This suggests that modern human forms of behaviour, such as language, developed earlier ...