Archive: 01/21/2011

The human touch, in robots

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 ...

dateJan 21, 2011 in Robotics
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ISS resupply from four corners of globe

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, ...

dateJan 21, 2011 in Space Exploration
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Probing Question: Are drugs in our water harmful?

Some medications are so prevalent, people jokingly suggest they should be added to the water supply. OK, consider it done. Detectable levels of common pharmaceutical medications have been found in drinking ...

dateJan 21, 2011 in Health
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Beaming rockets into space

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 ...

dateJan 21, 2011 in Space Exploration
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Radical predictions in polymer chemistry

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 ...

dateJan 21, 2011 in Polymers
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Making light work of artificial muscles

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 ...

dateJan 21, 2011 in Polymers
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Nanoworld in color

Lights off – projector on. Lecture theaters, conference halls and seminar rooms currently have to be darkened if the speaker wants to project a presentation on screen. Unfortunately, the attention of ...

dateJan 21, 2011 in Engineering
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Montrealers are feeding fish Prozac

Around one in four Montrealers take some kind of anti-depressant, and according to new research, the drugs are passing into the waterways and affecting fish. The findings are internationally significant as ...

dateJan 21, 2011 in Environment
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