Defying a history of anti-Catholicism, evangelical leaders recently endorsed GOP presidential candidate Rick Santorum (a Catholic), and South Carolina Evangelicals voted Catholic Newt Gingrich to victory in their primary. Will Mormon Mitt Romney be next to win them over?
'No return' flights to Mars are many times cheaper – and volunteers are lining up.
The path of hurricane Earl up the East Coast may bring fear and panic instead of calm preparation. Coastal residents can adopt an attitude that can meet nature's challenges.
A year after the Dow reached a 12-year low, investors and consumers are warier and thriftier. The change could last.
Recycling program turns an environmental hazard into electricity.
George Herring deconstructs US foreign policy.
Far inland, scientists listen for slow, shallow swimmers.