A study of chimps, gorillas and other great apes, including human children, sheds light on how laughter has evolved.
Why humans have a philtrum, the groove above your lip, explained by an evolutionary biologist — from embryonic face-building to vestigial anatomy.
A fossil of the creature provides the first evidence that microraptors lived in what is now northwestern China. Its discovery ...
To the untrained eye, alligators and crocodiles look practically identical, so do they know that they are two different ...
A bird long thought to be a single rare species in Japan has turned out to be two. Scientists discovered that the elusive ...
The tropical rainforests of Central and South America are among the most biodiverse places on Earth. Costa Rica alone is home to half a million species, five times more than exist in the entire ...
My first sighting of a cecropia moth was from a boat. It was a sunny morning and I was paddling along the lakeshore, expecting to see familiar birds. Instead, my eye was drawn to a large brown spot ...
If shiny beetles are flying around your garden, they could spell disaster. Learn the difference in appearance and damage of ...
It turns out that the chuckles of humans and great apes follow similar rhythms, with regular timing between their laughs, a ...
"Why does [it] look like a cow, monkey and a cat at the same time?" ...
GPS tracking reveals that individual habits, not competition, determine how Yellowstone's grazers share the land.
Many people ask what the difference is between butterflies and moths, but the answer is not as straightforward as most would ...