Book’s unusual theory offers excuse to explore cosmology, paleontology
Dark Matter and the Dinosaurs
Dark matter. Dinosaurs. Few topics are as effective at grabbing the attention of science enthusiasts. But Lisa Randall doesn’t just muse about these topics for their popular appeal. The accomplished particle physicist’s latest book, Dark Matter and the Dinosaurs, draws on her 2014 study positing that mysterious invisible matter permeating the cosmos can dislodge comets from their orbits and trigger the kind of impact that wiped out T. rex and friends.
If that seems like a wild proposition, Randall admits that it is: “I’ll tell you right up front that I don’t yet know if this idea is correct,” she writes. Yet she also knows that it is