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Can a Vaccine Cure Haiti’s Cholera?

The cholera epidemic in Haiti has cast a stark light on deep development holes and disagreements about whether a short-term patch--in the form of a cholera vaccine--can help in the long-term fight for better health. [More]

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Salt Boosts Blood Pressure, but via Adrenalin

People with high blood pressure are often told to watch the salt. And it’s long been thought that hypertension related to excess salt is caused by the salt increasing the volume of the blood. Which in turn puts added pressure on the blood vessel walls

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Three Tiny Exoplanets Suggest Solar System Not So Special

Adding to its already long roster of firsts , NASA's Kepler spacecraft has found the three smallest extrasolar planets ever detected -- all of them smaller than Earth, and the most diminutive no larger than Mars. The newly discovered trio forms a miniature planetary system orbiting a cool, dim red dwarf star called KOI-961. [More]

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2012 Google Science Fair Begins: What’s Your Question?

“As any adult knows, there’s one thing that any kid can do better than any grown up: ask questions. In fact, many studies have actually shown how kids are born scientists. If you don’t believe me, watch a baby first accidentally knock something off her high chair and onto the floor.

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Soda Tax Could Turn Health Profit

Sugary drinks are one of the leading culprits behind America's weight problem. Whether it's sugar-sweetened soda, sports drinks, teas or juices, we're each gulping down an average of 70,000 liquid calories each year.

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The $1,000 Human Genome: Are We There Yet?

The race to the $1,000 genome heated up today as Life Technologies, based in Carlsbad, Calif., announced that it will debut a new sequencing machine this year that will eventually be capable of decoding entire human genomes in a day for less than $1,000. The machine, called the

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Rules Tighten on Use of Antibiotics on Farms

By Natasha Gilbert of Nature magazine Alarmed at signs that the overuse of antibiotics in farm animals is blunting these key weapons against human disease, governments are taking action. In industrial farming, antimicrobials are commonly given to farm animals to treat infections, and prophylactically to prevent disease or spur growth. [More]

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Radio Array Starts Work to Detect Whispers from Universe

By Eric Hand of Nature magazine The Netherlands, one of the most densely populated countries in Europe, would seem to be an inauspicious place to detect radio whispers from the distant Universe.

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Can Local Governments Keep South Florida above the Tide?

HALLANDALE BEACH, Fla. -- With its fast food restaurants, churches and strip malls, this city in southeast Florida looks like much of America. But on a sunny day last month, city official Hector Castro talked about its resemblance to Italy's slowly sinking Venice

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The Neuroscience of Looking on the Bright Side

Ask a bride before walking down the aisle “How likely are you to get divorced?” and most will respond “Not a chance!” Tell her that the average divorce rate is close to 50 percent, and ask again.

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