Princeton geoscientist offers new evidence that meteorite did not wipe out dinosaurs

Data is conclusive, says Keller, who hopes to move on from decades-old controversy

		IMAGE: Much of the new data comes from a trench dug out of low-lying hills in northeastern Mexico at a site called El Peñon. A group of Princeton undergraduates, including Richard... Click here for more information.

A Princeton University geoscientist who has stirred controversy with her studies challenging a popular theory that an asteroid wiped out the dinosaurs has compiled powerful new evidence asserting her position.