World Leaders Drive to Climate Summit in Gas-Guzzlers

World leaders and VIPs began pouring into Copenhagen Monday morning for the city's long-awaited climate summit, arriving in style in a fleet of gas-guzzling limos and luxury cars.

EPA: Greenhouse GasesA Public Health Threat

In face of GOP opposition, environmental agency declares greenhouse gases a danger to the public

Ahmadinejad: U.S. Blocking Return of Mankind's Savior

Iranian President Mahmoud Ahmadinejad claims the United States is attempting to thwart the return of mankind's savior, according to reports from Al Arabiya, a television news station based in Dubai.

Virgin Galactic Prepares to Unveil Space Liner

Virgin Galactic readies for Monday's unveiling of SpaceShipTwo — the first-class space tourist's wonder machine at the core of the space tourism firm's suborbital fleet.

U.N. Climate Conference Opens in Copenhagen

A U.N. climate conference has opened for two weeks of negotiations among 192 nations to forge a pact to secure the world from calamitous global warming.

Backroom Arm-Twisting?

Senate Republicans say Democrats are engaging in shady politics to get health care bill passed | TOPIC

Pressure Mounts After Church Elects 2nd Gay Bishop

The Episcopal Diocese of Los Angeles has elected a lesbian as assistant bishop, underscoring Episcopal commitment to accepting same-sex relationships despite enormous pressure from other Anglicans to change that stand.

Iran Cuts Internet Access Before Student Protests

Iranian authorities have slowed Internet connections to a crawl or choked them off completely before expected student protests Monday to deny the opposition a vital means of communication.

U.N. Climate Chief: Hacked E-Mails Are Damaging

The U.N.'s top climate official on Sunday conceded that hacked e-mails from climate scientists had damaged the image of global warming research but said evidence of a warming Earth is solid.

Scientists, Lawyers Mull Effects of Home Robots

Eric Horvitz illustrates the potential dilemmas of living with robots by telling the story of how he once got stuck in an elevator at Stanford Hospital with a droid the size of a washing machine.