29/11/2007

New x-ray technique targets terrorists and tumours

Scientists at The University of Manchester have developed a new x-ray technique that could be used to detect hidden explosives, drugs and human cancers more effectively.

Researchers study best way to solve wicked problems

What’s the best way to solve a wicked problem — by working in a large group sharing ideas via the intranet or as individuals? That’s the question George S. Davidson and his research team at Sandia National Laboratories ...

Choosing Dry or Wet Food for Cats Makes Little Difference

Although society is accustomed to seeing Garfield-sized cats, obese, middle-aged cats can have a variety of problems including diabetes mellitus, which can be fatal. The causes of diabetes mellitus in cats remain unknown ...

Sandwich technique eases 3D optical chip fabrication

Complex three-dimensional (3D) integrated circuits involving both optical and electronic elements are now easier to make, thanks to a “wafer bonding” technique developed by a European research consortium. With the right ...

Cryptic messages boost data security

The Swiss national elections in October 2007 provided the opportunity to witness quantum cryptography in ‘real-life’ action for the first time. Geneva was first in line to test the unbreakable data code developed by Swiss ...

Cooking up new MEMS

Microelectromechanical systems (MEMS) are tiny components etched from silicon. Production is extremely complex, sometimes with hundreds of steps, each with dozens of parameters. One European project has developed software ...

Beetle dung helps forests recover from fire

Armed with a pair of tweezers and a handful of beetle droppings, University of Alberta forestry graduate Tyler Cobb has discovered why the bug-sized dung is so important to areas ravaged by fire.

Venus: Earth’s twin planet?

ESA’s Venus Express has revealed Venus as never before. For the first time, scientists are able to investigate from the top of its atmosphere, down nearly to the surface. They have shown it to be a planet of surprises that ...

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