Roger Tsien, who was awarded the 2008 Nobel Prize in chemistry, dies at 64

Roger Tsien, the exuberant and resourceful UC San Diego researcher who shared the 2008 Nobel Prize in chemistry for helping to find a more effective way to peer inside cells and organisms, has died. He was 64.

Tsien passed away Aug. 24 apparently on a bike trail in Eugene, Ore., said UC San Diego...