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A Modern Explorer's Journey
Why Terraforming Mars Could Fail
A BitTorrent For Electricity
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The Climate Change Game
During the 20 year span of global warming policy debates, climate scientists have used an estimate of soil organic carbon sequestration rates suggesting that soil organic carbon can be sequestered by simply switching from moldboard or conventional tillage systems to no-till systems. >
Biofuels - ethanol - were trumpeted as being a renewable alternative to fossil fuels for decades. Finally, in 2005, it got the mandates and subsidies environmentalists insisted were necessary to make inroads against a mature industry like petroleum.Immediately, what scientists knew became evident - they were more>
Optics researchers from the University of Central Florida's College of Optics&Photonics and the University of Arizona are working on a new technique to aim a high-energy laser beam into clouds to make it rain or trigger lightning. They are developing the a technique to surround a primary beam with a second beam>
The La Brea Tar Pits in California are known for saber-toothed cats and mastodons but they also have insects. Recent examination of fossil leafcutter bee nest cells, led by Anna Holden of Natural History Museum of Los Angeles County and colleagues, reveal insights into the habitat and climate at the La Brea Tar Pits>
Parts of the landscape underlying the massive Greenland ice sheet may have been undisturbed for almost 3 million years, since the island became completely ice-covered, say researchers who based their discovery on an analysis of the chemical composition of silts recovered from the bottom of an ice core more than 3>
Speculation goes that part of the problem for the RMS Titanic, which set out on its maiden voyage 102 years ago today, was bad luck; an exceptional number of icebergs.Not really, according to a new analysis. There are more icebergs now.Previously it had been suggested that the seas which sank the famous cruise ship>