The GOP wants to avoid a government shutdown on Oct. 1 by passing a temporary government funding bill that would not include any money for Mr. Obama's health-care reform law. Here is a comprehensive primer on how we got here and who's involved.
US Geological Survey updates its earthquake risk map, which heightens the risk for one-third of the US and lowers it for about one-tenth. The surprise is how pervasive relative risk is throughout the United States.
An Alaska earthquake touched off a small tsunami and was followed by dozens of aftershocks felt in Alaska's Aleutian Islands. Originally measured as a magnitude 8.0, the earthquake has been downgraded to 7.9.
Yellowstone volcano: A viral video of running bison prompted calls and emails to Yellowstone officials, who say the bison aren't fleeing the Yellowstone supervolcano, they're just responding to 'spring-like' weather.