Polar dinosaurs had feathers and hibernated, scientists say

The discovery of dinosaurs in the colder climates of Alaska meant dinosaurs needed some ability to keep warm, and it changed how paleontologists thought about them.

MORE FROM KTUU-TV

KTUU-TV Section Front

Teen arrested after father discovers explosive devices   Mackeys highlight Alaska Sports Hall of Fame Class of 2010   BP reports oil spill near Prudhoe Bay   City launches new Web site to coordinate homeless response   Argument over accident leads to assault with stolen car KTUU-TV Section Front   Add KTUU-TV headlines to your news reader: