Report: More Activity Needed in School
Baby's Life Saved with 3-D Printing
Sea of Galilee Enigma Stumps Experts
Thunderstorms Slow Tornado Cleanup
Tornado Alley: It Could Be Anywhere
Reading, writing, arithmetic -- and PE? The Institute of Medicine says schools should provide at least 60 minutes of physical activity each day for students and that PE should become a core subject.
In a medical first and huge advance, doctors used plastic particles and a 3-D laser printer to create an airway splint to save the life of a baby boy who used to stop breathing nearly every day.
The massive circular structure seems to be an archaeologist's dream: a recently discovered antiquity that could reveal secrets of ancient life in the Middle East and is just waiting to be excavated.
A band of thunderstorms battered the Oklahoma City area, slowing down cleanup operations in the suburb where a tornado killed 24 people, injured many, and destroyed thousands of homes this week.
The twister that smashed Moore, Oklahoma has given the U.S. a vivid glimpse of Tornado Alley, a vaguely defined area that claims grim pride in being "the severe weather capital of the world."