Researchers delving into genetics, social networks and animal behavior are discovering how friendship affects our health and well-being—and how it played a part in our evolutionary story
When a species of nightshade is injured by hungry beetles, it produces sugary nectar at the wound site. The nectar attracts ants that then keep the beetles at bay.
Researchers solve a long-standing phylogenetic mystery
Researchers pinpoint gene for beak size and track how it changed during a severe drought
Woodpeckers that listen to others of their kind drum into trees alter their behavior based on what they hear.
What really happens on the Animal internet
Pairing up might have been the best move our ancestors ever made
Researchers have uncovered the chemistry that makes the urine of bearcats smell like freshly cooked popcorn.
Science writer Jennifer Ackerman shares the latest research into remarkable avian intelligence
The Brazilian torrent frog has the most sophisticated visual communications system yet documented for a frog species.
Since 2012 the northern hills and valleys of Chile’s Patagonia region began to reveal themselves as the most important paleontological site in that country
Chilean and Antarctic Fossils Reveal the Last "Geologic Minutes" of the Age of Dinosaurs [Slide Show]
The analysis of large outcrops and beds with the remains of dinosaurs, marine reptiles and plant life suggests there were connections between Antarctica and South America long before the current Cenozoic era, as it is commonly accepted
Skeptic challenges notion that small-brained Homo naledi deliberately disposed of its dead
Innovation and discovery as chronicled in Scientific American
Experts debate the origins of fatty acids in our ancestors’ diets
Astronomers have pinpointed where and when the most recent stellar explosions near Earth occurred, showing they could have impacted the development of life on our planet
Fossils of enormous extinct seabirds are now illuminating how such behemoths took wing
Understanding the role of state-sanctioned killing does more than illuminate the social evolution of “premodern” cultures
Researchers show earwigs pass trauma to their offspring
Polish scientists say fossilized blood vessels with preserved chemical traces of proteins are the oldest in the world. Edward Baran reports.