Hosts from NPR's science podcast Short Wave talk about an exoplanet with pink, salty clouds, the surprising social structure of ancient human relatives and the origins of laughter.

Popular Science podcasts unearth the universe’s strangest histories. They answer your most mind-burning questions. They tell ...

NPR's science podcast Short Wave brings us stories on food fortification, why some people don't seem to get the flu, and a study on how much vigorous exercise you really need. It's time now for our ...