Shell has proposed drilling up to six wells in the Chukchi Sea during the next two summer open-water seasons about 70 miles off the coast. The Obama administration says Shell has assured ready availability of a capping stack and an oil collection syste…

Researchers discover that the endangered western whale can make its way around the world rather than sticking to the coast of one continent.

Globally, agriculture accounts for 92 percent of all freshwater use, a new study shows.

To ensure that lithium does not build up and catch fire, batteries could be inspected without taking them apart.

Environmentally conscious couples may want to consider the source of the flowers, chocolates and cards they buy on Valentine’s Day.

The proposed $27.2 billion budget request for the Department of Energy is mostly about nuclear weapons, including nonproliferation and cleanup efforts.

The river is partly or totally blocked from Austria to the Black Sea, crippling transport.

Scientists say they have drilled down through ice and reached Lake Vostok, the largest of more than 280 lakes under the thick ice that covers most of the Antarctic continent. It has been sealed from light and air for millions of years. If evidence of l…

No explanation has emerged for the unusually high number of dolphins landing on Cape Cod beaches.

China says it has instructed its airlines not to comply with European Union rules requiring carriers to pay to offset their emissions.