WASHINGTON (AP) — A person accused of accosting U.S. Rep. Nancy Mace in a Capitol Office building pl

A handful of U.S. utilities have discovered they can save money by encouraging small rooftop solar p

In comic books and superhero films, we often see characters use extra mechanical limbs to transform

Solar and wind power hit a new record this year, generating more U.S. power than coal for the first

The head of the Federal Aviation Administration, who has led a tougher enforcement policy against Bo

America’s electric cars are better for the environment, but they share a dirty little secret.The Che

Dr. Deborah Prothrow-Stith was working in an emergency room as a medical student more than four deca

A handful of U.S. utilities have discovered they can save money by encouraging small rooftop solar p

GAZA and LONDON -- Emotional scenes continued to play out in the Gaza Strip on Tuesday as families a

South Dakota regulators said they could revoke TransCanada’s permit for the 7-year-old Keystone Pipe

Despite little success so far and growing support nationally for clean energy, a multi-pronged campa

The long-contested Keystone XL pipeline got a key green light Monday that could pave the way for the

General Motors swung to a loss in the fourth quarter on huge charges related to China, but still top

Early on a warm February morning, a group of ten women, ranging in age from 50 to 60, sit on the san

No need to grab a pump-tini: Tom Sandoval is not dating Karlee Hale. After photos of the Vanderpump