21/04/2006

Mars Express's OMEGA uncovers possible sites for life

By mapping minerals on the surface of Mars using the European Space Agency’s Mars Express spacecraft, scientists have discovered the three ages of Martian geological history and found valuable clues as to where life might ...

Towards the magnetic fridge

Researchers at the University of Cambridge have discovered a material that gives a whole new complexion to the term 'fridge magnet'. When this alloy is placed in a magnetic field, it gets colder. Karl Sandeman and his co-workers ...

Semiconductors slow light

'The speed of light' is a byword for the extremes of rapidity: nothing travels faster than light. But Chris Phillips of Imperial College in London and co-workers have found a new way to apply the brakes to light. As Phillips ...

A slice of carbon could work wonders with chips

Move over silicon: the hottest new material in electronics could be sitting inside the humble pencil. At the Institute of Physics' Condensed Matter and Materials Physics conference at the University of Exeter on Thursday ...

Researchers Discover How Mosquitoes Use Blood to Reproduce

A University of California, Riverside research team has uncovered how a female mosquito’s first blood meal triggers its reproductive system to produce eggs, a finding which could lead someday to new ways of controlling ...

Asia, U.S. high on spam-relaying report

Asia has the worst record for helping to relay spam, according to a new report from a computer threat solution management firm. Abingdon, U.K.-based company Sophos released a report Thursday that looks at "spam relaying" ...

Captive Electrons

Let’s imagine a really small country - say, Liechtenstein - won the World Cup of soccer. It would be quite a sensation. But how’s this for a sensation: what if the soccer ball, in the middle of the match, suddenly decided ...

Study says few prisoners contract HIV

A study refutes the widely held perception that blames U.S. prisons for the spread of the AIDS epidemic, saying very few prisoners acquire the virus.

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