A scrappy science project led to a significant discovery: two new species of a rare organism that could elucidate a fundamental transition in the history of life on our planet.
We aren’t the only animals that like to take care of other species. A new study finds that the roots of keeping a pet may stretch deep into our primate past.
Scientists have found smallpox viruses in the remains of people in Chile from around 500 years ago, revealing how the virus may have evolved into a global killer.
Hannah Chin and Nate Rott of NPR's Short Wave podcast talk about the building blocks of birdsong, the evolutionary history of avocados and Egyptian warrior princesses.