Friday, September 21, 2012

Today on New Scientist: 20 September 2012

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El sue?o americano hoy depende de la educaci?n de los j?venes latinos

Exclusivo an?lisis de New Scientist revela importantes desigualdades entre j?venes latinos y adultos mayores blancos. El futuro dorado de Estados Unidos est? en peligro

MDMA TV: Turn on, tune in, do the research

Taking ecstasy on TV may revitalise the stale debate over drugs policy

Tall trees may have sparked evolution of gliding

The rainforests of south-east Asia are home to a rich variety of gliding animals - but most of them evolved only after tall tropical trees began to dominate the area

Truth v lies, tech tools fight the nonsense

Politicians who lie and cheat are being held to account by the social network tools that spread half-truths in the first place

Cameras know you by your walk

Improvements in gait analysis mean your characteristic way of walking could soon be used to identify you?- wherever you are

New maths triggers a call to iron out quantum world

Applying special relativity to entangled photons reveals mathematical absurdities in the quantum world that some see as a wake-up call in physics

Orbital Sciences set to launch from private spaceport

The Virginia-based firm has formalised a deal with a commercial spaceport to send up its first cargo runs to the International Space Station

Solar-powered desalination will transform Navajo life

A scheme in Arizona using solar energy to power a water desalination plant aims to bring running water to thousands of people

Stop fishing in the Atlantic and reap the rewards

Paying the fishing industry to keep its boats high and dry for 10 years while stocks recover makes good economic sense

Crowdsourced parking lets you sell a spot for credits

TruCentive is a software market for parking spaces that rewards users with system credits which can be used to buy information on other parking spots

A wide-eyed view on being high inside an fMRI

Follow our reporter Graham Lawton as he takes pure MDMA and enters a brain scanner in the first ever experiment of its kind

Dino sex explains the unfathomable penis

Charting the evolution of sex from dinosaurs to us, John Long explains the quirks of procreation in The Dawn of the Deed: The prehistoric origins of sex

Reality checker: How to cut nonsense from the net

Bold schemes are afoot to filter fact from fiction on the web, and all of us can have a crucial part to play, says Jim Giles

Best of the Astronomy Photographer of the Year contest

Our favourite celestial beauties from the fourth Astronomy Photographer of the Year competition

Pyramids on Mars: Curiosity rover examines odd rock

Stopping for a science break, the robotic geologist will use one of its instruments to make physical contact with a Martian rock for the first time

New tests heighten calls for limits on arsenic in rice

The FDA is under pressure to regulate, following further evidence of contamination with a natural carcinogen

Oldest dental filling is found in a Stone Age tooth

A beeswax cap that was applied 6500 years ago to a cracked canine adds to evidence that prehistoric humans were competent dentists

Study linking GM crops and cancer questioned

Rats fed modified maize are more likely to get large breast tumours and die early, says a new study - but there are many problems with the work

Source: http://feeds.newscientist.com/c/749/f/492992/s/23a3ad14/l/0L0Snewscientist0N0Cblogs0Cshortsharpscience0C20A120C0A90Ctoday0Eon0Enew0Escientist0E20A0Esept0E20Bhtml/story01.htm

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