Tuesday, August 11, 2009

Centre warns users of Facebook and Twitter of malware

August 11, 2009

The government has warned the users of social networking sites such as Facebook, Myspace and Twitter of a virus that is spreading through these sites targeting the members. Indian Computer Emergency Response Team (CERT-In), under the Department of Information Technology, the apex body that monitors Internet security threats in the country, said a new worm [...]

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World’s oceans changing in irreversible ways

August 11, 2009

There is mounting evidence that human activity is changing the world’s oceans in profound and irreversible ways, according to a recent study. For instance, “the climate is currently warming faster than the worst case known from the fossil record, about 56 million years ago, when temperatures rose about six degrees over 1,000 years.” “If emissions [...]

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Mars meteorite sheds light on planet’s environmental history

August 11, 2009

Nasa’s Mars Rover Opportunity is investigating a metallic meteorite the size of a large watermelon, larger than any other known meteorite on Mars, that is providing researchers more details about the Red Planet’s environmental history. Scientists calculate that the rock, dubbed “Block Island,” is too massive to have hit the ground without disintegrating unless Mars [...]

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Scientists find evidence of high-speed planet smash-up

August 11, 2009

Nasa’s Spitzer Space Telescope has found evidence of a high-speed collision between two burgeoning planets around a young star, in the form of vaporized rock and massive plumes of hot lava in space. Astronomers say that two rocky bodies, one as least as big as our moon and the other at least as big as [...]

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