NASA's Soil Moisture Active Passive, poised for launch on Thursday morning, uses microwaves to measure the moisture content of topsoil.
A fragment of a skull found in Israel suggests that humans interbred with Neanderthals in the Levant, and could shed further light on how our ancestors migrated out of Africa.
A new discovery has left boiled eggs 'unboiled,' a procedure that could lead to some practical applications.
SpaceX has released a new computer-generated animation showing the Falcon Heavy rocket, which is designed to have all three of its boosters touch down softly near the launch pad.
A British company plans to release genetically modified mosquitoes in Key West, Fla., to combat the spread of tropical disease. But public fears of unintended consequences may halt this field test.
On the anniversary of the Challenger disaster, and one day after the anniversary of the Apollo 1 disaster, NASA is holding ceremonies around the country to pay tribute to astronauts who have died in the line of duty.
The fossil, a partial jaw discovered off the shores of Taiwan, may provide further evidence for a distinct group of ancient humans that once lived in southeastern China.
Five rocky planets orbiting an 11.2-billion-year-old star are the latest discoveries using data from of NASA's Kepler space telescope.
A National Weather Service meteorologist apologized for 'a big forecast miss' in New York and New Jersey, but snowfall predictions held true for New England. What happened?
The fossils of four previously undiscovered snake species, the earliest known snakes, could challenge biologists' perception of reptilian evolution.
Those who doubt that humans are changing the climate are calling attention to the huge amounts of snow being deposited on the Northeast. Do they have a point?
NASA's Kepler spacecraft has detected a star that's twice the age of our sun with at least five Earth-sized planets orbiting it.
A 'super Saturn' some 116 light years away from our solar system appears to have a massive and complex ring system.
Conditions are just about perfect for snowfall and wind over the East Coast on Tuesday and Wednesday, thanks to a sudden drop in pressure produced by colliding air masses.
The European Space Agency's Rosetta spacecraft, currently in orbit around Comet 67P/Churyumov–Gerasimenko, is examining the dust being shed by the comet as it hurtles toward the sun.
Radar images of the mountain-sized asteroid 2004 BL86, which zoomed past our planet at a comfortable clearance of 750,000 miles, reveal that it has a companion.
NASA researchers are developing a small, helicopter-style drone that could someday aid rovers in Mars explorations.
Swiss researchers based their new land-air robot on the common vampire bat.
Do you know your winter weather terms? What's 'bombogenesis'? Will this week's winter storm be a true blizzard?
Roughly 1,800 feet wide, Asteroid 2004 BL86 will whiz past our planet with a comfortable 745,000 miles of clearance, scientists say.
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