This Week: Death of the mastadon
In the News: Antarctic ozone hole: 10th largest on record!
Coming Thursday: Return of the wild: Coyotes, bears and turkeys are back!
Pilot errors have dropped 40 percent over 20 years, but on-the-ground accidents have increased. Why have pilot errors declined? What work remains to increase airline safety?
Most adhesives can’t be reused. But a radical new design, based on the foot of frogs, lizards and insects, shows how engineers can learn from nature to make smarter materials.
U.S. gets “bad report card” on educational progress. Are video games part of the problem — or could they be part of the solution? What do we know about the use of video games in the classroom?
What would happen to the global climate after a nuclear war between India and Pakistan? Study says the planet would be dark and cool for 10 years. How much would food production decline?