The famed chimpanzee researcher was in Brussels on Wednesday to urge the European Union to ban animal testing for medical and scientific research.

Across the globe, skyrocketing food prices are inciting riots, hoarding, and starvation. What has caused the worst food crisis in a generation?

The feisty marsupial's new status comes in response to its decline from a mysterious cancer, the Tasmanian state government announced recently.

As the death toll soared past 40,000, state media reported that radioactive materials from hospitals, factories, or research labs buried by debris have been recovered or cordoned off.

Mantis shrimp see 11 or 12 primary colors, as opposed to our humble 3. Now a new study says they can see rare forms of polarization too.

Amid stormy debate, British lawmakers have voted to allow the use of human-animal hybrid embryos for stem cell research.

More than 400 racehorses—many of them in perfect health—are "destroyed" each year in the U.S. territory, where keeping losing or injured horses can be costly. Warning: graphic imagery.

See "Fusion Man" fly via a jet-powered wing on his back, a giant beetle escape a smuggler, volcanic ash falling eerily, and more.

Using a rope treadmill, researchers have revealed that tiny species use no more energy climbing vertically than they do walking on the ground, a find that bolsters theories about the earliest primates.

Two amateur videos taken in Chengdu, China—near the epicenter of Monday's devastating earthquake—show people running in panic as the ground shakes.

Dangerous skull surgery was commonly and successfully performed among the Inca, likely as a treatment for head injuries suffered during combat, a new study finds.

Poisonous chemicals trapped for decades in ice are now seeping into the polar ecosystem via glacial meltwater, researchers report.

Among the unusual finds are a possible victim of human sacrifice and a skeleton with curiously curved bones, anthropologists report.

Tens of thousands of pets and farm animals were trapped as their owners evacuated. Cattle are dying, and pets have no food, but a limited animal evacuation is in the works.

Buddhist monks and Myanmar (Burma) government workers began cleaning the cyclone-struck city of Yangon (Rangoon). But the situation remains grim in the country's delta region. Warning: graphic imagery.