Science News

New photographic evidence from the Red Planet suggests that flowing liquid water ran through craters on Mars in recent years, NASA announced this afternoon. The questions now: Where does the water come from, and could it support life?...
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In an annual announcement as highly anticipated (in some circles) as Cosmo’s Bachelor of the Year and Esquire’s Sexiest Woman Alive, the New Oxford American Dictionary has proclaimed its Word of the Year. And we science types are swooning....
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In Popular Mechanics’ November cover story on the hydrogen economy, writer Jeff Wise walked readers through the various hurdles to making hydrogen power practical. At least one of those hurdles, it seems, has just been lowered a notch....
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After three weeks of dredging up nearly 40,000 cubic yards of mud from under the ship, harbor workers yanked the aircraft carrier free and sent it downriver to New Jersey, where it will undergo $60 million in renovations....
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Our resident astronaut says NASA is betting on the Moon after the agency announced last night its plans to build a permanent lunar base—one that may be used to prepare a manned trip to Mars....
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Despite a complex mission and certain challenges in a night launch, the Space Shuttle is ready for take-off next Thursday, while Stephen Hawking is worried about asteroid collisions and the Supreme Court is thinking about the regulation of vehicle emissions....
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Trevor Williams, our blogging geologist, files his first report from McMurdo Station in Antarctica, where he's getting used to the ANDRILL team's Extreme Cold Weather gear and taking initial measurements from 1600 feet below the sea floor....
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NASA said today the Mars Global Surveyor, which has not communicated with Earth for almost three weeks, has likely finished its career, while the agency considers a real-life mission similar to the film "Armageddon" to head off the Apophis asteroid on this month's cover of Popular Mechanics....
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Meet geologist Trevor Williams as he travels to Antarctica, where he'll be blogging for PopularMechanics.com over the next six weeks while with an international team of scientists at a massive ice-shelf drill site, examining the effects of climate change in the very deep south....
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Sustainable building products are going mainstream at GreenBuild’s exhibit hall, packed with everything from low-flow toilets and soy-based insulation to forestry-certified wood flooring, pervious concrete and, our science editor's personal favorite, this huge fan....
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