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We summarize the week's science breakthroughs every Thursday.

  1. Tech

    Urban Heat: Recycling waste heat

    In the United States, only about one-eighth of the fuel people burn is converted into useful work. Recycling such wasted heat could be one of the best solutions to problems posted by growing cities.

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  2. Chemistry

    Exxon Valdez oil lingers, as does its toxicity

    Even 20 years after a major oil spill, barely degraded pockets of the oil persist within some intertidal beaches, research shows.

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  3. Health & Medicine

    Bottled water may contain ‘hormones’: Glass

    Some mineral water appears to have been tainted prior to bottling.

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  4. Computing

    New circuits feed on noise

    New digital circuits work well in buzzing environments.

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  5. Chemistry

    Bottled water may contain ‘hormones’: Plastics

    New concerns arise over the presence of hormonelike pollutants in plastic food packaging.

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  6. Tech

    Whiz Kids: The Movie

    New independent film showcases the arduous path by which extraodinary high school researchers reach the Science Talent Search competition in Washington, D.C.

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  7. Tech

    Coming: Needed Protections for Science Integrity

    The Obama admistration wants to depoliticize federal science.

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  8. Tech

    Watching Earth for 25 years

    The Landsat 5 satellite launched in 1984 with a mission to orbit and image Earth's surface for three years. Still in orbit, the satellite has continuously documented changes in landscape.

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  9. Physics

    Science Stimulus

    Researchers look to the new administration to bring fresh perspectives to health, energy, climate policy and science funding.

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  10. Climate

    Obama’s budget would boost science

    Featured blog: Here's a preview of what science programs the Obama administration plans to push in the coming year's federal budget.

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  11. Humans

    DOE wants to become more like Bell Labs

    Steven Chus prizes DOE's research prowess, but not it's ability to marshall its discoveries into marketable innovations.

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  12. Space

    Satellite collision: brief update on Hubble and debris

    In an unprecedented collision, two large satellites crashed into each other in low-Earth orbit on February 10. The effect on a planned Hubble repair mission remains unclear.

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