The tusk from a mammoth that lived 16,000 years ago in the Seattle area unearthed earlier this week appears to be the largest, most intact ever found in the region.
The wayward jet stream could account for the persistently severe winter weather this year in the U.S. and Britain, as well as California's long drought.
Researchers in Oregon say they've found evidence suggesting that Chinook salmon are born with an "inherited magnetic map" that helps them navigate across thousands of miles of ocean waters and rivers.
The glacier that's blamed for producing the iceberg that sunk the Titanic has been pushing much more ice into the ocean over the past two years, according to a new study published Monday.
"I'm not drinking the water." That's what an environmental scientist from Marshall University and a member of the West Virginia Environmental Quality Board told state lawmakers today during a hearing about a chemical spill that contaminated the drinking water of nine counties.
Pete Seeger, "a tireless campaigner for his own vision of a utopia marked by peace and togetherness," died Monday at the age of 94.
Just 1 percent of the world's population controls nearly half of the planet's wealth, according to a new study published by Oxfam ahead of the World Economic Forum's annual meeting.
In their hunt for potentially habitable planets around distant stars, scientists have been so focused on finding Earth-like planets that they're ignoring the possibility that other kinds of planets might be even friendlier to life, a new report says.
A creature that lived 375 million years ago and is thought to have been the first fish to have made the transition to land sported large pelvic bones in addition to its leg-like front fins, new research shows, suggesting that it was a more efficient walker than previously thought.
Scientists think there are vast reserves of fresh groundwater buried under the oceans — a potentially valuable resource for coastal cities that need freshwater.