Earthquake Rocks Virginia, DC, NY and Much of Eastern US By Andrea Mustain Shaking was felt up and down east coast.
Seafloor Sensors Listen to Quake Zone Rumblings By Andrea Mustain Scientists take to sea to study a massive fault in the U.S.'s backyard.
Surprise Underwater Volcanic Eruption Discovered By Andrea Mustain Discovery may mean scientists are moving closer to predicting underwater eruptions.
Protein & Passion Fuel 5,400-Mile Conservation Trek By Andrea Mustain Explorer tells of encounters with venomous snakes and more dangerous semi trucks.
'Unexpected' Source of Sea Level Rise Found By Andrea Mustain Greenland more impervious to warming than previously thought.
Hurricane Hunters Fly Into Burgeoning Storm By Andrea Mustain Eyes in the skies help diagnose a storm's potential fury.
Antarctic Ice Collapse Fuels 'Mind-Boggling' Melt By Andrea Mustain Collapsing ice shelves bring a world of pain for glaciers.
Earthmovers: How Human Interference Can Cause Earthquakes By Andrea Mustain It turns out humans can harness the power of the Earth, in sometimes scary ways.
2011: Headed for Record Arctic Melt? By Andrea Mustain Reduced ice cover is part of a years-long trend.
Harry Potter's Snowy Owl: Not Just for Wizards By Andrea Mustain Separate fact from fiction in a look at owl-keeping in the real world.
Huge Underwater Volcanoes Discovered Near Antarctica By Andrea Mustain The subsea mountains are young and active, researchers say.
Where Earth's 'Missing' Species Can Be Found By Andrea Mustain World's unidentified plants mostly live in the danger zone.
American Turtles' Surprising Habits Revealed By Andrea Mustain Thrill seekers? Not these turtles. They stick to their routes.
Right Whales Stage Comeback By Andrea Mustain DNA shows whales returning to ancestral waters around New Zealand.
Surprising Threat Looms for Wildfire-Scorched Arizona: Rain By Andrea Mustain In an ironic twist, water could spell disaster for fire-ravaged country.
Tag! Spyware Tracks Mysterious Basking Shark By Andrea Mustain These gentle giants pull decades-long disappearing acts.
Serengeti of the Sea: Ocean Predator Study Reveals Surprises By Andrea Mustain Scientists spied on some of the ocean's most iconic animals.
First Flight: Hurricane Hunters Head to Eye of Beatriz By Andrea Mustain Tropical Storm Beatriz predicted to soon be Hurricane Beatriz.
Ghostly Rainbow Floats Over Washington By Andrea Mustain Mysterious and fleeting, the phenomenon was caught on film.
Weather & Wildfire: What Fueled Arizona's Monster By Andrea Mustain Fire-starter, Storm-starter? Weather and wildfires have a cozy relationship.
Blooming Corpse Flower Causes Stink, Draws Crowds By Andrea Mustain This giant and bizarre plant smells of rotting flesh.
Dazzling Sea Life Explored on Remote Reef By Andrea Mustain The remote coral reef in Fiji is home to big fish and lots of them.
Mysteries of the Oceans Remain Vast and Deep By Andrea Mustain Planet's oceans are vast and ripe for discovery, scientists say.
Arctic Voyage Sets Off to Track Mysterious Whales By Andrea Mustain Scientists seek to better understand narwhales, the tusked "unicorns of the sea."