A new energy revolution – similar to shifts from wood to coal to oil – is inevitable as climate change and oil scarcity drive a global search for sustainability in power production. But even the promise of renewable energy holds drawbacks.
Incumbent Democratic Senator Blanche Lincoln said Wednesday she's not an automatic vote for the Democratic leadership in Washington, while GOP challenger Rep. John Boozman tried to link her to the President and his policies.
Tropical Storm Lisa formed in the Atlantic Ocean on Tuesday, while Hurricane Igor swept past Newfoundland. One early prognostication on Tropical Storm Lisa says it might not make landfall.
Hurricane Igor had weakened to a bottom-tier hurricane by the time it brushed past Bermuda. Forecasters say Igor could still pack strong winds as it becomes a post-tropical depression over Greenland Thursday.
Glaciers' 'buzz-saw effect' can level mountains. But at high altitudes, glaciers can freeze to mountains and shield against erosion, new research suggests.
Ice island: Potentially in the path of this unstoppable giant from Greenland are oil platforms and shipping lanes — and any collision could do untold damage.
The first half of 2010 was the hottest six-month period recorded globally with temperatures around the globe 2 to 3 degrees Fahrenheit above averages.
A 2.7 square mile section of Greenland's Jakobshavn Isbrae glacier has fallen into the sea, reports NASA.
Antarctic glacier melt is a major cause of rising sea levels. With the help of a robotic underwater vehicle, scientists have now determined why one big glacier is disappearing.