The dumb T.Rex controversy everybody's talking about

Scientists found a Tyrannosaurus Rex tooth embedded in the tailbone of a duckbilled dinosaur. Now, everybody wants to know: Does this mean T.Rex really was a predator, rather than a scavenger, as has been proposed in previous studies? The correct answer is "STFU." That's my paraphrase of John Hutchinson — who studies the biomechanics of large animals, including T.Rex. He says the "controversy" here doesn't really exist. That's because most carnivores are both predators and scavengers and most paleontologists would agree that T.Rex is no exception to that rule. Read the rest

The Turn of the Screw: James Watson on The Double Helix and his changing view of Rosalind Franklin

An interview with the co-discoverer of the structure of DNA.