Discoverer of Lucy skeleton hopes to find what made us human

This month marks the 40th anniversary of the discovery of Lucy, the partial skeleton of an apelike creature that walked upright 3.5 million years ago. The 1974 find would forever change humanity's understanding of where our ...

Trade protections proposed for four species of turtles

Faced with growing concerns about the hunting of freshwater turtles in the United States for Asian food markets, federal officials this week proposed adding four species to an international list of plants and animals designed ...

Emojis tackle racial diversity

Those odd characters on your emails and text messages are about to see more diversity—sending a message that humanity comes in many colors.

page 1 from 13