Archive: 01/21/2011

How the Romans made pottery in Britain

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 ...

Jan 21, 2011
5 / 5 (3) 2 | with audio podcast

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 ...

Jan 21, 2011
not rated yet 0

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, ...

Jan 21, 2011
5 / 5 (1) 0

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 ...

Jan 21, 2011
not rated yet 0

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 ...

Jan 21, 2011
4.8 / 5 (22) 49 | with audio podcast

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 ...

Jan 21, 2011
5 / 5 (4) 0

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 ...

Jan 21, 2011
5 / 5 (3) 0

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 ...

Jan 21, 2011
4.2 / 5 (5) 4

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 ...

Jan 21, 2011
5 / 5 (1) 1