This upcoming week looks exceedingly cold for the U.S. East. Some areas could see high temperatures only in the teens or perhaps colder by the end of this week.
Scientists have identified more than 2,800 bacterial species that were deposited onto Mt. Bachelor, Oregon during two trans-Pacific dust plume events in 2011.
The Texas Gulf coast is among the most dynamic environments on Earth. Jeffrey Paine talks about the retreating coastline, and the risks and value of human activity there.
Scientists developed a computer model to identify four possible instances of true polar wander in the past. And, they say, true polar wander is happening now.