An Arctic cold front looks to be racing toward the mid-Atlantic, so it will be slightly cooler than normal on Monday, and with a chance of snow , but not as cold as it was in 2009.
Consider it the first fact check of a Barack Obama campaign pledge for his second term: Will he, or Mother Nature, deliver on promised warmer Inauguration Day weather?
A new and legally binding international treaty to reduce harmful emissions of mercury was adopted Saturday by more than 140 nations, capping four years of difficult negotiations but stopping short of some of the tougher measures that proponents had envisioned.
It appeared Bono and arachnids didn't mix when his "Spider-Man" musical had a rough Broadway run, but that didn't keep a biologist from naming an actual spider species after the U2 singer.
A camera that records seal-pupping activities on a remote Maine island began streaming live to the public Thursday in what's believed to be the first live-streaming camera at an East Coast seal-pupping site.
NASA is partnering with a commercial space company in a bid to replace the cumbersome "metal cans" that now serve as astronauts' homes in space with inflatable bounce-house-like habitats that can be deployed on the cheap.
A 14-year study of a nearly 1,000 elephants in Kenya shows an alarming death rate among older males _ those with large, valuable tusks _ and an acceleration in poaching deaths, the group Save The Elephants said Thursday.
Ever hit a mental whiteout pondering the difference between a winter storm watch and winter weather advisory?
Two Americans and a Swede have won this year's Crafoord Prize, a 4 million kronor ($600,000) scientific award given by the Royal Swedish Academy of Sciences to honor achievements not always covered by its more famous Nobel Prizes.
The U.S. Environmental Protection Agency says releases of toxic air pollutants were down in 2011 in the Mid-Atlantic.
NASA is teaming up with the European Space Agency to get astronauts beyond Earth's orbit.
While the U.S. was smashing heat marks last year, the world as a whole barely slipped into the top 10 hottest years on record, two American science agencies said Tuesday.
Newport, Ore., has been selected as the site for what its backers call a utility-scale wave energy test site.
At least 11 workers at U.S. biological laboratories were infected with dangerous pathogens from 2004 to 2010, the federal Centers for Disease Control and Prevention said Tuesday in a report on security measures stemming from the deadly 2001 anthrax attacks.
Scientists have zeroed in on a Martian target for the Curiosity rover to drill into: A rock outcrop as flat as a pool table that's expected to yield fresh insight into the red planet's history.
As an unusual cold spell gripped parts of the West for a fifth day, some California citrus growers reported damage to crops and an agriculture official said national prices on lettuce have started to rise because of lost produce in Arizona.
A new analysis is challenging a report that suggests regular marijuana smoking during the teen years can lead to a long-term drop in IQ. The analysis says the statistical analysis behind that conclusion is flawed.
On Jan. 11, the White House responded to a petition posted on its website in regards to securing funds to construct a Death Star.
Dyer Brainerd Holmes, director of manned space flight for NASA when Americans were making their early forays into space in the early 1960s, has died.
Global warming is already changing America from sea to rising sea and is affecting how Americans live, a massive new federally commissioned report says.