A fossil found in 1952 finally gets dated--and reveals much about early human migration.
How scientists are solving the mystery of the Universe's most powerful explosions.
Can a nation return its captive elephants to the forest?
The muddy trails of bottom trawlers are visible from space.
The DNA of 14,000 people reveals genetic markers for seven common diseases.
What can ape communication tell us about the origins of human speech?
How do scientists study fossils that remain at the site of discovery?
Tinder-dry southeast Georgia is beset by the worst blazes ever seen in the state.
A Korean estuary is turning to farmland, endangering hundreds of thousands of shorebirds.
People vary in addictive behavior - and in the genes that influence it.