The mysterious flashes of lightning that sometimes precede or accompany a temblor, called earthquake lights, could be caused by the shifting of grains in the ground surrounding faults.
Electrical light shows known as earthquake lights may occur at rifts, or nearly vertical faults in the Earth's crust, new research suggests.
Residents devastated by Hurricane Sandy are now on a fast track for solar power. Continue reading →
A lowly rat likely brought down the Fukushima nuclear power plant's cooling system this week. ->
The immediate danger from Hurricane Isaac passed last week, but many are still in danger as 100,000 Gulf Coast residents remain without electricity on Tuesday.
Google is investing in a poo-to-power system on a hog facility in North Carolina.
At the slick new Lucas Oil Stadium in Indianapolis even the lights shining on the New York Giants and New England Patriots will be accounted for by renewable energy certificates.
A drop in natural gas prices in 2009 encouraged consumers to switch from coal.