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Is Reality Digital or Analog? Read the Essays and Cast your Vote

Last week, the Foundation Questions Institute announced the winners of its third essay contest , which Scientific American co-sponsored. (I helped to decide on the question, judge the essays and hand out the awards at the World Science Festival in New York City.) The essay question was, "Is Reality Digital or Analog?" Is nature, at root, continuous or discretized

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What bats, bombs, and sharks taught us about hearing [Video]

The most surprising part of this story was that they managed to record brainwave activity from the sharks. This tale is about one of the most fascinating figures in the history of neuroscience: Dr.

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Infant Exposure To Pets May Lower Risk Of Later Allergies

A newborn’s immune system needs time to figure out what should be fought and what should be left alone. Conventional wisdom had it that early exposure to potential troublemakers, from peanuts to pets, could lead to allergy issues later. But recent research shows that having a dog or cat at home isn't likely to make children allergic to animals

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Europe Braces for Serious Crop Losses and Blackouts

LONDON -- One of the driest spring seasons on record in northern Europe has sucked soils dry and sharply reduced river levels to the point that governments are starting to fear crop losses and France, in particular, is bracing for blackouts as its river-cooled nuclear power plants may be forced to shut down. [More]

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A Country Without Credit

The Financial Times follows Inc.'s Argentina story with its own take on the country, focusing on the difficulty businesses have raising money : With a small stock market where institutional investors have been in short supply since the nationalisation of pension funds in 2008, and few angel investors or venture capital funds, the traditional source of seed capital is what is known as FFF: friends, family and fools. “There is no culture of investment. People stick their money under the mattress, they don’t put it to work,” says Leo Piccioli, who used to work at Officenet, a stationery and supplies start-up bought in 2004 by Staples, the US office supply chain store, and is now that company’s Argentina country manager

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The Smartest Bacteria on Earth (preview)

Eshel Ben-Jacob is interested not only in the genomes of the bacteria he studies but also in their personalities. He compares many to Hollywood celebrities. “On the one hand, we admire them, but on the other hand, we think that they are stupid,” says Ben-Jacob, a professor of physics at Tel Aviv University in Israel.

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Spies Inside: Ultrasmall Electrodes Go Anywhere

Electricity controls much of the human body: consider the electrical firing of neurons and the current transmitted by the heart. Yet historically the electrodes that have been used in medicine to monitor and regulate essential activity have been biologically incompatible because they are stiff, big and water-sensitive. Now scientists are setting new standards with their designs for flexible, stretchable and waterproof circuits and electrodes that mimic the properties of human tissues

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The Fog of Cyber War: What Are the Rules of Engagement?

There is some speculation among some politicians and pundits that the fog of war will soon extend to the Internet, if it has not already, given a recent report that the U.S. Defense Department will introduce its first cyber warfare doctrine this month, combined with similar announcements from the governments of Australia, China and the U.K.

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Pavement Contributes To Poor Air Quality

Sprawl isn't just eating up the countryside--it's also blocking the breezes that would otherwise clear out air pollution. That's according to a new study of Houston from the National Center for Atmospheric Research, to be published in the Journal of Geophysical Research

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