Hurricane Julia became a Category 4 storm Wednesday. Tropical storm Karl is expected to reach hurricane status by the time it makes landfall in Mexico Saturday morning. Igor could brush Bermuda by Sunday.
Women have a greater knowledge of climate change than men, and are more likely to support the scientific consensus on human-caused global warming, an analysis of Gallup data shows.
Halley's Comet visited our inner solar system in 466 BC, where it was probably viewed by ancient Greek skywatchers.
As the space shuttle program folds, the House and Senate – and broader spaceflight community – have struggled to reach consensus on NASA's new human spaceflight focus.
A new type of electronic skin whose sense of touch rivals that of humans could allow robots to identify an object by the way it feels.
Hurricane Igor could weaken and be over Bermuda by Sunday, forecasters say. But the path could change.
An ancient ritual held in a Mexican cave has prompted a species of fish to develop a toxin resistance.
Killer shrimp are invading UK waters and raising concern among scientists. Killer shrimp may threaten the balance of life in fresh-water ecosystems.
Scientists have found that those who play action video games such as Grand Theft Auto: San Andreas and Halo 2 show improved ability at making quick and accurate decisions.
Of the 18 species of penguins, 13 are considered either threatened or endangered. Some species on the brink of extinction.
An opera in the Klingon language kicks off its three-day run in the Hague Friday.
Carbon and water isotopes found in carbon dioxide from the atmosphere of Mars tell scientists that the red planet may not be dead after all.
Bacteria helped make Earth habitable, so maybe it could work on Mars too. Just don't expect it to happen quickly.
But tomorrow's could be, unless efforts to combat climate change include much more development of carbon-free sources of energy. The findings appear Thursday in the journal Science.
Researchers examining data from NASA's Spitzer Space Telescope speculate that planets that have been pulverized by repeated collisions with massive celestial objects are less able to sustain life than those that haven't.
Trapped miners: A NASA team advised officials to remember even after the miners are rescued, the road to psychological recovery is not over.
A huge dinosaur unearthed in Spain appears to have sported a hump on its back, a feature never before seen on a dinosaur fossil.
2010 RF12 and another small asteroid that passed close to earth Wednesday were detected three days before their fly-by, illustrating the improving capability of asteroid-spotting telescopes.
An invasive mussel is devouring Lake Michigan's phytoplankton, the basis for the lake's food chain.