Science Stats

  1. Climate

    Biggest climate warmers

    The United States, China, Russia, Brazil, India, Germany and the United Kingdom are responsible for more than 60 percent of the 0.74 degree Celsius rise in global average temperature observed from 1906 to 2005.

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  2. Health & Medicine

    Smoking equality

    A study of tobacco smoking patterns reports that more men than women smoke in every country except Sweden.

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  3. Health & Medicine

    Vaccine vindication

    At least 103 million cases of childhood disease have been prevented by vaccines since 1924.

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  4. Computing

    Fastest supercomputers

    The new list of the world’s fastest computers, now in its 20th year, has China’s Tianhe-2 on top with a processing speed of 33.9 petaflops — or quadrillions of calculations per second.

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  5. Health & Medicine

    Drug use on the rise in older set

    The use of illicit drugs has declined slightly over the last decade among teens but is growing more common in people over age 50.

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  6. Planetary Science

    Uninhabitable Earth

    A recent estimate of the lifetimes of the habitability zones of Earth and various exoplanets suggests Earth could become unable to support life as soon as 1.75 billion years from now, when the sun brightens before dying out.

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  7. Science & Society

    Funding slide

    U.S. federal spending on science has decreased sharply since 2010. Scientists are feeling the crunch.

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  8. Humans

    Not really nine months

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  9. Microbes

    Germs you carry around

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