Sunday, October 30, 2011

Today on New Scientist: 28 October 2011

Astrophile: Undead stars rise again as supernovae

If a tribe of dormant, winking stars really are on the verge of going supernova, they will help reveal dark energy's true nature

Friday Illusion: Mysterious material escapes from box

Watch a spinning ring with an unusual surface appear to change direction and break free from its enclosure

What gives scientists - and writers - credibility?

At the Festival of Ideas, intellectual heavyweights sparred over credibility in conducting - and writing about - science

Skype security flaw can expose a user's location

Researchers have worked out how to reveal the IP address of someone using Skype, without them knowing

Stem-cell find breathes new life into lung repair

New hopes of treating chronic lung diseases have been raised by the rapid stem-cell repair of mouse lungs and by a molecule that drives lung healing

An Experiment with an Air Pump: medical ethics staged

Shelagh Stephenson's play explores the difference between a human research subject and a human experiment

Smarter cameras help you take slicker snaps

Wouldn't it be nice if your camera could also make you a better photographer? New camera interfaces will help get pictures right first time

Green Machine: Recycled cans to make cheap fuel cells

Treating aluminium with small amounts of titanium can be effective at storing and releasing hydrogen, making it a contender for future cheap fuel cells

Graduate Special: where to now?

The end of your degree is drawing close. It is time to take a deep breath and consider your next big steps

Drug hallucinations look real in the brain

Brain scans suggest that the visions induced by an Amazonian shamans' brew may be as real as anything the eyes actually see

Magnetic tongue to produce tastier tinned tomatoes

The sensor could help food manufacturers tweak their production methods to maximise flavour

Feedback: Bigger than Ben Hur

Things bigger than Ben Hur, restructured water, intelligent shampoo with meteorite extract, and more

Daily aspirin cuts risk of colorectal cancer

An aspirin a day reduces the risk of developing hereditary colorectal cancer and could be of benefit to those with a family history of other cancers

Most pristine known asteroid is denser than granite

The lumpy asteroid Lutetia may be a whole, unbroken building block left nearly untouched since the solar system's birth

A shot of snake blood makes the heart grow

Fatty acids found in snake blood increase heart size and efficiency, and could one day be used to treat damaged hearts

Exploding balloons of milk frozen in high-speed photos

To capture the way a balloon deforms as it bursts, a trio of photographers spent hours working in darkness with a lot of milk and a knife on a stick

Source: http://feeds.newscientist.com/c/749/f/10897/s/19a4daf7/l/0L0Snewscientist0N0Cblogs0Cshortsharpscience0C20A110C10A0Ctoday0Eon0Enew0Escientist0E280Eocto0E20Bhtml0DDCMP0FOTC0Erss0Gnsref0Fonline0Enews/story01.htm

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