The U.S. dispatched hundreds of rescue workers to help the Venezuelan government, as the injured overwhelmed hospitals and the death toll rose to 920. The Pentagon sent two ships, transport planes and ...

The lawsuit aims to hold fossil fuel companies responsible for a heat wave in Portland five years ago. The industry says the case should be thrown out. By Karen Zraick Gregg Phillips was in charge of ...

Jean-Marie Tarascon ponders on the value of lithium, an element known for about 200 years, whose importance is now fast increasing in view of the promises it holds for energy storage and electric cars ...