Author and self-described fossil fanatic Brian Switek talks about his new book Skeleton Keys: The Secret Life of Bone.
A few brief reports about international science and technology from Canada to Kenya, including one about how humans thousands of years ago in what is now Argentina butchered and presumably ate giant ground sloths...
More than 100 millennia ago, people were roasting tubers—a practice that fueled their bodies and may have aided migrations
Confronting climate change, cultures with intensive, specialized land use were vulnerable. Those that endured cultivated multiple crops and helped edible rainforest species prosper
Two monkey species who last shared a common ancestor 3 million years ago have "eerily similar" alarm calls.
Wolves lack the muscles that allow dogs to raise their eyebrows and make puppy dog eyes
First gene associated with cannabis abuse likely affects how people respond to the drug
Millipedes, often blind, have come up with clever physical signals to ward off sexual advances from members of wrong species.
Anthropologists found parasite eggs in ancient poop samples, providing a glimpse of human health as hunter-gatherers transitioned to settlements. Christopher Intagliata reports.
New research shows that primate calls deter predators in the wild
The now-extinct animals once lived from Florida to Alaska, and weighed as up to 100 kilograms
New fossils and analyses of ancient ocean chemistry reveal the surprisingly deep roots of the Cambrian explosion
Why dolphins, seals and other animals developed the capacity to sleep with half their brain awake
Some wild female bonobos introduce their sons to desirable females—then make sure their relations won’t be interrupted by competing males. Karen Hopkin reports.
A study found that only a small percentage of bird beak shape variation is dependent on diet, with other factors like display and nest construction probably playing parts too.
Chewing gums discovered in western Sweden contain the oldest human DNA found in Scandinavia. Christopher Intagliata reports.
Frances Arnold, the Caltech scientist who shared the 2018 Nobel Prize in Chemistry, says evolution can show us how to solve problems of sustainability.
Researchers combined laboratory and simulated experiments on 3-D-printed wings to find the ideal wing shape
The rainbow of pigments that animals use for blood illustrates a central truth about evolution
New device is a step toward translating thoughts into machine-spoken words