CAPE CANAVERAL Fla - For the past four months, a team of researchers have been living in a mockup Mars habitat on a Hawaiian volcano practicing isolated living on the Red Planet.
WASHINGTON - A likely tornado tore through an eastern Virginia campground on Thursday, killing up to three people and injuring as many as 20 as it overturned vehicles and downed trees, officials said.
TOKYO - Torrential rains battered Japan's Okinawa islands on Wednesday as a weakened but still dangerous typhoon, leaving two dead and threatening widespread flooding as it headed for the nation's main islands.
WASHINGTON - The White House said on Monday that most unaccompanied minors flooding into the United States from Central America will not be allowed to stay as the Obama administration prepares to ask Congress for $2 billion to address the border crisis.
GUATEMALA CITY - A strong earthquake shook the border between Guatemala and Mexico on Monday, killing at least three people, including a newborn boy, damaging dozens of buildings and triggering landslides.
JUNEAU Alaska - A magnitude 7.9 earthquake struck deep under the ocean floor near Alaska's Aleutian Islands, triggering shaking felt over vast distances and setting off a small tsunami, the National Tsunami Warning Center said.
JUNEAU Alaska - A magnitude 8.0 earthquake struck deep under the ocean floor near Alaska's Aleutian Islands, triggering shaking that could be felt for vast distances and prompting a tsunami warning, the U.S. Geological Survey and National Tsunami Warning Center said.
LOS ANGELES - Mauna Loa, the world's largest active volcano, has rumbled back to life in Hawaii over the past 13 months with more seismic activity than at any time since its last eruption, scientists say, while calling it too soon to predict another blast.
PILGER Neb. - Residents who were forced to leave a small town in Nebraska leveled by a tornado that killed a child and injured more than two dozen people began returning on Tuesday to salvage belongings from their battered homes and businesses.
PILGER Neb. - A swarm of tornadoes, some appearing two at a time, struck several farming communities in northeastern Nebraska on Monday, killing at least one person and injuring 16 others in one tiny town obliterated by a direct hit, officials said.
The criminal complaint against Ross William Ulbricht, known as "Dread Pirate Roberts."