London, Dec 17 : Scientists have developed a bioelectronic sensor, the size of a postage stamp, which uses cell mitochondria to sniff out bombs and other explosives.

Common explosives detectors are not only expensive, but bulky and complex as well and thus become difficult for use in the field.

However, now the new sensor invented by Shelley Minteer and her colleagues at St Louis University in Missouri might reform the way detection of explosives is conducted.

Washington, December 17 (ANI): Resea

San Francisco - Microsoft was forced to issue a rare emergency patch Wednesday for its Internet Explorer browser.

The software giant announced the move late Tuesday after numerous security experts advised people to switch to rival browsers until Microsoft fixed the problem.

The recently discovered flaw is considered critical. It allows attackers to take control of computers by steering them to infected websites without the users having to download anything.

Geneva - The year so far has been marked by weather extremes across the planet and low levels of ice in the Arctic Sea, the World Meteorological Organization said Tuesday.

The overall ice volume in the sea during the melt season was the lowest since satellite measurements began in 1979. At the opposite pole, the Antarctic ozone hole was larger than in 2007.

London, December 16 : A probe by security experts has revealed that cyber criminals tend to work up a fortune by selling stolen Facebook profiles for an amount as low as 89p.

According to Trend Micro specialists, hackers break into social networking accounts to steal personal information of users to sell them off to criminal groups who then use the details to send "spam" messages to million others.

The wrong-doers tend to send an invitation to account holders to view videos or pictures of family and friends, which on being clicked allow access to the victims' computer, reports the Sun.

Washington, Dec 16 : Scientists at the California Institute of Technology, US, have observed one of the strongest solar flares of the past 30 years.

Solar flares are the most powerful explosions in the solar system. Packing a punch equal to a hundred million hydrogen bombs, they obliterate everything in their immediate vicinity.