Archaeology

By analyzing previously overlooked fossils and by taking a second look at some old finds, paleontologists are providing the first glimpses of the actual behavior of the tyrannosaurs

On a trip to the Gobi Desert, a team of fossil hunters unearths a death scene that reveals new clues about how dinosaurs lived

The American West once harbored multiple communities of dinosaurs simultaneously—a revelation that has scientists scrambling to understand how the land could have supported so many behemoths

Modern birds, long thought to have arisen only after the dinosaurs perished, turn out to have lived alongside them

English mud captures an ancestral stroll

Books and recommendations from Scientific American

Luck has played a big part in many of the world's great fossil discoveries. New models predict where the bones are and put serendipity in the backseat

New technique helps paleontologists narrow their search for ancient bones

Kids searching for fossils using SharkFinder kits at Scientific American’s booth at the USA Science & Engineering Festival. Credit: Jason Osborne Jason Osborne was trying to grab a quick lunch away from the crowds when his wife called his cellphone.

Sometimes you never know where your work will end up. Take this figure depicting the evolution of whales that I created for Jerry Coyne’s book, Why Evolution is True.

Relying on evidence from Southwestern deserts, a biologist debunks an evolutionary theory that assumes continental sterility for Precambrian life