Climate pledges bound to breach key warming target: scientists
Jun 11, 2009 |
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Pledges currently on the table at the UN climate talks will doom Earth to a warming of more than two degrees Celsius (3.6 degrees Fahrenheit), a figure that has been widely endorsed as a safe limit, scientists ...
Sunlight Trap Could Lead to New Generation of Solar Devices
Jun 11, 2009 |
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In the Greek legend of Dionysius' ear, Dionysius made a cave shaped like an ellipse in order to hear the words whispered by a prisoner in one of the foci of the cave. Some science museums today feature a similar ...
Evolution can occur in less than 10 years
Jun 11, 2009 |
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How fast can evolution take place? In just a few years, according to a new study on guppies led by UC Riverside's Swanne Gordon, a graduate student in biology.
Microsoft to Offer Free Antivirus Protection
Jun 11, 2009 |
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Microsoft is gearing up to offer Windows users a free real-time antivirus protection. Code name Morro, the antivirus product will be a hosted service. Morro works by routing all users Internet traffic to a ...
What really prompts the dog's "guilty look"
Other Sciences / Social Sciences
Jun 11, 2009 |
4.1 / 5 (17) |
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What dog owner has not come home to a broken vase or other valuable items and a guilty-looking dog slouching around the house? By ingeniously setting up conditions where the owner was misinformed as to whether ...
The dark side of animation
Jun 11, 2009 |
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We've all sat through one of those presentations where the animated slides are more interesting than the speaker. Bold and brassy titles slide into view, tasty slices of pie chart fill the screen one by one, and a hail of ...
Cool plasma packs heat against biofilms
Jun 11, 2009 |
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Though it looks like a tiny purple blowtorch, a pencil-sized plume of plasma on the tip of a small probe remains at room temperature as it swiftly dismantles tough bacterial colonies deep inside a human tooth. But it's not ...
Stress makes your hair go gray
Jun 11, 2009 |
4 / 5 (11) |
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Those pesky graying hairs that tend to crop up with age really are signs of stress, reveals a new report in the June 12 issue of Cell.
Peculiar, junior-sized supernova discovered by New York teen
Jun 11, 2009 |
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In November 2008, Caroline Moore, a 14-year-old student from upstate New York, discovered a supernova in a nearby galaxy, making her the youngest person ever to do so. Additional observations determined that the object, called ...
Swine flu origins revealed
Jun 11, 2009 |
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A new analysis of the current swine-origin H1N1 influenza A virus suggests that transmission to humans occurred several months before recognition of the existing outbreak.
Electric aircraft take to the air
Jun 11, 2009 |
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On the 1st of March 2009, a pair of electric aircraft had simultaneous maiden flights at Sywell Aerodrome near Northampton. These are the first electric aircraft to fly in the UK under the recently introduced ...
Successful weight loss with dieting is linked to vitamin D levels
Jun 11, 2009 |
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Vitamin D levels in the body at the start of a low-calorie diet predict weight loss success, a new study found.
Maple seeds and animals exploit the same trick to fly (w/Video)
Jun 11, 2009 |
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The twirling seeds of maple trees spin like miniature helicopters as they fall to the ground. Because the seeds descend slowly as they swirl, they can be carried aloft by the wind and dispersed over great ...
New 'electronic glue' promises less expensive semiconductors
Jun 11, 2009 |
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Researchers at the University of Chicago and Lawrence Berkeley National Laboratory have developed an "electronic glue" that could accelerate advances in semiconductor-based technologies, including solar cells ...
Portable Precision: A New Type of Atomic Clock
Jun 11, 2009 |
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The most accurate atomic clocks in the world are based on the output of cesium atoms. These ultra-precise fountain clocks measure the frequency and time interval of seconds by using a fountain-like movement of cesium atoms. ...
