Prehistoric winged lizard unearthed in Chile

Chilean scientists have announced the discovery of the first-ever southern hemisphere remains of a type of Jurassic-era "winged lizard" known as a pterosaur.

Boy's discovery reveals highly complex plant-insect interaction

When eight-year-old Hugo Deans discovered a handful of BB-sized objects lying near an ant nest beneath a log in his backyard, he thought they were a type of seed. His father, Andrew Deans, professor of entomology at Penn ...

After thousands of years, an iconic whale confronts a new enemy

For millennia, vast expanses of the Arctic Ocean have been untouched by humans, ocean where narwhals and other marine mammals lived undisturbed. Now that climate change is causing sea ice to melt, there has been an uptick ...

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