25/04/2012

Selenium impacts honey bee behavior and survival

(Phys.org) -- Entomologists at the University of California, Riverside have a “proof of concept” that selenium, a nonmetal chemical element, can disrupt the foraging behavior and survival of honey bees.

J-2X engine ready for second test series

(Phys.org) -- The next-generation engine that will help carry humans deeper into space than ever is back, bigger and better. The J-2X engine is currently on the A-2 Test Stand at NASA's Stennis Space Center in Mississippi ...

How heroin works: Imaging opioid receptors in the brain

(Phys.org) -- Researchers and doctors have gleaned new clues to the molecular mechanisms behind some of the most addictive substances in the world, thanks to two new studies that uncovered the structures of some of the most ...

Sprint loss widens on Nextel, iPhone lifts sales

(AP) -- The impending shutdown of the Nextel network doubled Sprint Nextel Corp.'s loss in the first quarter, it said Wednesday, as it wrote down the value of the network and subscribers kept leaving it.

A cluster within a cluster

(Phys.org) -- The star cluster NGC 6604 is shown in this new image taken by the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile. It is often overlooked in favour of its more ...

China shuts 'rumour' blogs in Internet crackdown

One of China's most popular microblogging services has shut several accounts for spreading "malicious" rumours, as Beijing tightens control over the Internet after the ouster of a top leader.

Hong Kong to return rare Philippine turtles

Thirty-six live turtles seized from a smuggler, including 20 of one of the world's rarest species, are to be returned from Hong Kong to the Philippines, officials said on Wednesday.

Sales of handset arm lifts Sweden's Ericsson in QI

(AP) -- LM Ericsson, the world-leading wireless equipment maker in terms of market share, saw its first quarter profits more than double, largely on the back of proceeds made from the sale of its stake in handset maker Sony ...

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