Ex-skeptic tells US Congress climate change is real

A prominent climate change skeptic told Congress on Monday he no longer doubts that global warming is real and caused by humans, and joined other scientists in urging action to stop it.

Officials: A dam in Oregon could fail in a large earthquake

The U.S. Army Corps of Engineers has determined that a large earthquake—which is expected to occur again in the Pacific Northwest sooner or later—could cause the spillway gates of a dam in Oregon to buckle, resulting ...

US officials warn of encrypted communications by extremists

The growing use of encrypted communications and private messaging by supporters of the Islamic State group is complicating efforts to monitor terror suspects and extremists, U.S. law enforcement officials said Wednesday.

page 2 from 2