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Japan Faces Low-Carbon Power Struggle

By Jeff Tollefson of Nature magazine The disaster at Japan's Fukushima nuclear power plant is putting the nation's ambitious plans to reduce carbon emissions under serious pressure. [More]

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Slow and steady (almost) wins the race

The "Inventions" section of the December 27th, 1919, issue of Scientific American featured a new model of the bicycle invented by Mr. C. H

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How Self-Control Works

The scientific community is increasingly coming to realize how central self-control is to many important life outcomes. We have always known about the impact of socioeconomic status and IQ, but these are factors that are highly resistant to interventions. In contrast, self-control may be something that we can tap into to make sweeping improvements life outcomes

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No winners among penguins as Antarctic warms

The number of Adelie and chinstrap penguins living on the Antarctic Peninsula has plummeted by more than half during the past 30 years. Scientists once believed that climate change would create a stark contrast between the two species.

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Bambi or Bessie: Are wild animals happier?

We, as emotional beings, place a high value on happiness and joy. Happiness is more than a feeling to us - it’s something we require and strive for. We’re so fixated on happiness that we define the pursuit of it as a right.

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Audio Alchemy: Getting Computers to Understand Overlapping Speech

The year is 1974, and Harry Caul is monitoring a couple walking through a crowded Union Square in San Francisco. He uses shotgun microphones to secretly record their conversation, but at a critical point, a nearby percussion band drowns out the conversation

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Munching Microbe Rules Methane Production

Landfills produce methane--which can be valuable as an energy source. But scientists haven’t known why landfills make so much methane. The solid waste in landfills is typically at a pH that’s considered too acidic to host methanogens, methane-producing microbes

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Maryn McKenna answers questions about antibiotic resistance

Award-winning science journalist Maryn McKenna participated in a live online chat about antibiotic resistance with Scientific American 's Facebook page fans on April 11. Fingers flew fast as dozens of participants peppered McKenna with comments and questions about her story, " The Enemy Within: A New Pattern of Antibiotic Resistance ," in our April issue, and related topics. [More]

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