"A magnitude 4.2 earthquake struck near Grand Coulee Dam, the largest U.S. hydropower facility, in northeastern Washington state on Tuesday, prompting an immediate inspection of the facility but leaving no visible damage, a spokeswoman said."

"President Obama on Monday night took shots at those who deny climate change during his trip to Alaska, saying they are “on their own shrinking island.”"

"Lifting the ban on exporting crude oil would not raise domestic gasoline prices and could even reduce them, a new report from the Energy Information Administration (EIA) predicted on Tuesday."

"Twenty-five years after the project began, the Waste Treatment and Immobilization Plant at Hanford is nearing a three-fold cost overrun, and not a single drop of waste has been treated".

"A rare, incurable brain disorder that resembles Parkinson's disease is caused by a misfolded brain protein called a prion, similar to the prions that cause mad cow disease, researchers reported on Monday."

"Newly released documents reveal the extent of problems with anti-pollution equipment on a Shell-contracted Arctic drillship earlier this year."

"Emails and financial documents released by the University of Kansas on Thursday reveal earmarked funding from Koch Industries to develop research used to lobby against the state renewable energy standard."

"Wander into a vape shop in the mall or online, and you can find a smorgasbord of flavors: cotton candy, vanilla custard, even Unicorn Milk or Katy Perry’s Cherry."

"ANCHORAGE -- President Barack Obama on Tuesday will propose a faster timetable for buying a new heavy icebreaker for the U.S. Arctic, where quickly melting sea ice has spurred more maritime traffic, and the United States has fallen far behind Russian resources."

"ANCHORAGE — President Obama on Monday issued a global call for urgent action to address climate change, declaring that the United States was partly to blame for what he called the defining challenge of the century and would rally the world to counter it."