13/03/2013

Feynman's double-slit experiment brought to life

(Phys.org) —The precise methodology of Richard Feynman's famous double-slit thought-experiment – a cornerstone of quantum mechanics that showed how electrons behave as both a particle and a wave – has been followed ...

Canadian commands space station for first time

With the ringing of a ceremonial bell in space to mark a crew change, astronaut Chris Hadfield became the first Canadian to assume command of the International Space Station on Wednesday.

Monarch butterflies drop ominously in Mexico (Update)

The number of Monarch butterflies making it to their winter refuge in Mexico dropped 59 percent this year, falling to the lowest level since comparable record-keeping began 20 years ago, scientists reported Wednesday.

Whale's streaming baleen tangles to trap food

Many whales filter food from water using racks of baleen plates in their mouths, but no one had ever investigated how baleen behaves in real life. According to Alexander Werth from Hampden-Sydney College, baleen was viewed ...

British zoo sends six endangered macaws to Bolivia

(AP)—Six endangered macaws have been flown from Britain to Bolivia in hopes that they can help save a species devastated by the trade in wild animals, international conservation experts said Tuesday.

Google buys machine learning startup

Google said Wednesday that it has bought a Canadian startup specializing in getting machines to understand what people are trying to say.

Apple CEO ordered to testify in e-books case

A judge on Wednesday ordered Apple's chief executive Tim Cook to testify in a case brought by the US government accusing the tech giant of conspiring to raise e-book prices.

Facebook cleans up Timeline in latest tweak

Facebook on Wednesday began rolling out new profile pages redesigned to clear away clutter from "Timelines" that chronicle member postings at the leading social network.

Foundations of carbon-based life leave little room for error

Life as we know it is based upon the elements of carbon and oxygen. Now a team of physicists, including one from North Carolina State University, is looking at the conditions necessary to the formation of those two elements ...

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