Nearly a third of the world's largest ocean species may have died during what researchers are calling the Pliocene marine megafauna extinction.
Ancient monuments, clay tablets, paintings, and photographs reveal the power that solar eclipses have had on the imaginations of prehistoric and modern civilizations.
While eruptions contributed to the extinction of dinosaurs, new research shows that volcanism also set the stage for their domination.
Today's prized show kitties and mixed-breed lap loungers trace back to felines that were deployed for rodent-eating duty on ships and farms.
New findings support the idea that increasingly powerful animals at the top of the food chain can drive evolutionary trends in their prey.
Fungi, long known as rich sources of natural molecules for drugs, could soon give up their molecular secrets via new technology that unlocks their genomes.
A study found that fetuses at 34 weeks show a preference for face-like images projected through the uterine wall, confirming that they have visual experiences.
Remains of the earliest known Homo sapiens date to 300,000–350,000 years ago in North Africa, and push back the origins of our species by over 100,000 years.
The first known fossilized skin of a Tyrannosaurus rex shows that the dinosaur's skin was tough and scaly.
As the United Nations Oceans Conference gets underway in New York, researchers highlight the importance of protecting the oceans in combating the effects of global warming.