Why are the Congo's fish evolving so quickly?
If climate change increases El Niño cycles, some primates may sink further into decline.
Even isolated colonies of Pacific albatrosses can eat a stomach-full of plastic trash.
People with Williams Syndrome are fearlessly, impulsively social. Brain scans are revealing why.
When ocean waters heat up, outbreaks of coral bleaching and disease can follow.
Ardipithecus ramidus lived long before Lucy—and moved in quite a different way.
Tyrannosaurus rex is no longer the poster boy for this family of dinosaurs.
Huge genetic studies are making sense of human ancestry across the globe.
The world's most diverse tigers live in India, making it a new hotspot for tiger conservation.
Climate change is affecting a web of western Antarctic life.
A quick genetic test can now identify illegally hunted wild game that is traded on the global market.
Researchers manipulated mouse DNA to discover a new genetic link to human hearing loss.
An indigenous community in the Bolivian Amazon is shedding light on the risk factors for heart disease.
As the Amazon's tree canopy is cut, more local species are becoming known to science.
Desertification has left Mali's Lake Faguibine nearly completely empty.
Biologists have traced the deadliest form of malaria to its source.
For some species, cancer can be a deciding factor between survival and extinction.
3-D brain model provides clues about primate brain evolution.
A key group of extinct primates takes its place on our ancestral tree.
A study of hantavirus shows that when biodiversity declines, disease risk increases.
A new study shows brain changes underlying social cognition in children.
An innovative twin-satellite mission is watching water move across our blue planet.
A 35,000-year-old bone flute reveals the musical nature of the first Europeans.
The migrations of many large mammals around the world are declining due to human actions.
Can scientists trace the source of this space radiation?
A new study shows that coastal-dwelling mangroves can reduce the death toll during monster storms.
Tiny hominids could walk but not run.
Indonesians are now monitoring the climate to prevent wildfires.
Afghanistan recently inaugurated its first national park.
As a coastal invasive species spreads in the North Atlantic Ocean, HabCam is catching it in action.
Long thought irreplaceable, human heart cells actually can regrow.
Harvesting caviar from sturgeon in the Caspian Sea comes at a great cost—the fish's survival.
A genetic study shows the surprising influence of the pineal gland on our 24-hour body cycles.
As bats die across the eastern United States, biologists have more questions than answers.
Scientists create stem cells that are safer to use in research.
A new date for an old fossil hints that Homo erectus was resilient in colder climates.
Biologists have learned that childhood abuse can leave a lasting mark on brain function.
Brain scans are showing how humans handle language.
The wildfires that recur in southern Australia are predicted to worsen as the globe warms.
Gene copying mistakes may have prodded the evolution of gorillas, chimps, and humans.
The remains of the world's largest snake tell a story of the ancient tropics.
The germs that live inside us have evolved with us -- and tell a story of early human migrations.
Light reflected off cars, buildings, and roads can derail wildlife.
Can you both learn something new and recall something old at the same moment?
Climate change appears to be causing a coral decline in the Great Barrier Reef.
A fresh look at the human fossils on Flores Island hints at their evolutionary history.
This landmark American tree is poised to return to eastern woodlands.
China is planting an enormous swath of forest to keep dust storms at bay.
Biologists learn why some HIV-positive people stay healthy for decades.
For marine life, climate change means more than warming.