In this eye-opening talk, fish paleobiologist Lauren Sallan explains how one of Earth’s most devastating mass extinctions ...

Penn paleobiologist Lauren Sallan is set to deliver at TED talk in Vancouver on macroevolution, the process of using large databases to see how evolution works over huge time periods. Credit: TEDx ...

"Species evolved to exploit new food sources before shifting into new habitats or evolving new ways to get around," said Lauren Cole Sallan, lead author of the study published in the latest ...

ANN ARBOR—Mass extinctions, like lotteries, result in a multitude of losers and a few lucky winners. This is the story of one of the winners, a small, shell-crushing predatory fish called Fouldenia, ...

The University of Pennsylvania's Lauren Sallan, an assistant professor in the School of Arts & Sciences' Department of Earth and Environmental Science, has been selected as a TED Fellow, joining a ...

Like salmon in reverse, long-snouted Bandringa sharks migrated downstream from freshwater swamps to a tropical coastline to spawn 310 million years ago, leaving behind fossil evidence of one of the ...