03/06/2010

Aquatic life declines at early stages of urban development

The number of native fish and aquatic insects, especially those that are pollution sensitive, declines in urban and suburban streams at low levels of development — levels often considered protective for stream communities, ...

A community-centric approach to automated service composition

In recent years, the Internet has been evolving from a primarily publication platform to a user participatory platform. With the proliferation of services available on the Internet, millions of users are able to voluntarily ...

Cyber Command chief warns of 'remote sabotage'

The top US cyberwarrior said Thursday that Pentagon networks are probed over six million times a day and expressed concern about a rise in "remote sabotage" attacks on computer systems.

Large Meteor Tracked over Northeast Alabama

On the evening of May 18, NASA all-sky meteor cameras located at NASA’s Marshall Space Flight Center and at the Walker County Science Center near Chickamauga, Ga. tracked the entry of a large meteor estimated to weigh some ...

Zinc switches found in plants

Geneticists have discovered two gene switches in plants which enable better zinc intake. This paves the way for plant breeders to reduce malnutrition.

What is Consuming Hydrogen and Acetylene on Titan?

(PhysOrg.com) -- Two new papers based on data from NASA's Cassini spacecraft scrutinize the complex chemical activity on the surface of Saturn's moon Titan. While non-biological chemistry offers one possible explanation, ...

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