In the shadow of Hadrian's Wall, Roman soldiers defended their empire's northern borders in Great Britain, passed the time in their bathhouses and inevitably drank a lot of wine. They also made an awful lot of pots.
Archaeology
Jan 21, 2011
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In 2005, when Martin Saerbeck was studying computer science at Bielefeld University in Germany, he programmed a service robot called BIRON. Mounted with a pan-tilt camera on top, BIRON was able to follow a human pointing ...
Robotics
Jan 21, 2011
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Monitoring everything from explosives to tainted milk, materials for use in creating sensors for detection devices have been developed by a University of Houston (UH) chemist and his team. The findings recently appeared simultaneously ...
Analytical Chemistry
Jan 21, 2011
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A quick succession of international space supply trucks will arrive on the International Space Station’s loading docks early in 2011, dropping off more than 11 tons (10,000 kilograms) of food, computers, medical equipment ...
Space Exploration
Jan 21, 2011
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The team operating NASA's Mars rover Opportunity will temporarily suspend commanding for 16 days after the rover's seventh anniversary next week, but the rover will stay busy.
Space Exploration
Jan 21, 2011
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The degree of twisting of natural helical structures, such as the DNA double-helix, plays an essential role in many important biological functions. Because of their twisted architecture, artificial helices can facilitate ...
Materials Science
Jan 21, 2011
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Space launches have evoked the same image for decades: bright orange flames exploding beneath a rocket as it lifts, hovers and takes off into the sky. But an alternative propulsion system proposed by some researchers could ...
Space Exploration
Jan 21, 2011
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Free radicals may have a bad reputation for causing ozone depletion and premature aging, but they are in fact extremely useful for making novel materials, particularly polymers. Skilled chemists can link up a wide range of ...
Polymers
Jan 21, 2011
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A new form of self-assembling polymer film that bends and stretches when hit by light is pointing the way to a new family of functional materials. This flexing film is the first material to have been made by coaxing complex ...
Polymers
Jan 21, 2011
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An Anglo-Swiss research project has found that the impact of disease-resistant genetically-modified wheat plants on insects may be negligible.
Plants & Animals
Jan 21, 2011
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