Curing blindness and treating diabetes "naturally" in mice are just two of the recent breakthroughs that suggest stem cells hold real potential for helping humans.
Two new genetic analyses reveal an early split between Neandertals and modern humans, but show that the two species share 99.5 percent of the same genes.
Tons of poisonous sludge dumped in a major Ivory Coast city have led to at least ten deaths and renewed calls for tighter controls over international waste shipments.
The Asia-to-Alaska land bridge disappeared a thousand years earlier than thought, a new study says—fueling speculation that the first Americans arrived by boat.
The U.S. population will cross the 300 million mark this week, adding to what a new report calls a nation of "super-sized resource appetites" making enormous demands on the planet's resources.
People in the developed world today are taller and more robust than their great-great-grandparents ever imagined, and not just because of better medicine, a researcher says.
Join scientists at the site where they unearthed "Lucy's baby," and learn how they discovered the oldest and most complete human ancestor child ever found.
A 3.3-million-year-old fossil toddler—the world's oldest known child—has been discovered almost completely intact in Ethiopia. Experts say the find will provide fascinating new clues about our early ancestors.
Beginning about 700,000 years ago, ancient humans were driven off the British Isles seven times by the approach of cold weather, according to new archaeological evidence.
The latest analysis of fossils from the Indonesian island of Flores suggests that the tiny people are related to a pygmy population living on the island today.
Stacked like well-trod carpets, layers of mud from an ancient wetland have preserved the world's largest collection of ancient human fossil footprints.
Invading Anglo-Saxons some 1,600 years ago used segregation and social hierarchy to nearly wipe out the culture and gene pool of native Britons, a new report says.
