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  1. Happy 20th, Hubble

    Flying observatory’s cosmic portraits continue to capture hearts and minds.

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  2. Earth

    Alternative flame retardants leach into the environment

    Supposedly safer chemicals are spotted in peregrine falcon eggs in California.

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  3. Humans

    Homework makes the grade

    Class performance slipped for physics students who copied.

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  4. Genetics

    Keeping Time

    New findings show how circadian clocks make the body tick.

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  5. Physics

    Bar codes could be next to check out

    New radio frequency tags would use nanotechnology to identify and track products.

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  6. How the Internet will change the world — even more

    Recently, 895 Web experts and users were asked by the Pew Research Center and the Imagining the Internet Center at Elon University in North Carolina to assess predictions about technology and its effects on society in the year 2020. Lee Rainie, director of the Pew Internet & American Life Project in Washington, D.C., discussed the […]

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  7. Book Review: The Language of Life: DNA and the Revolution in Personalized Medicine by Francis S. Collins

    Review by Rachel Zelkowitz.

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  8. Book Review: The Edge of Physics: A Journey to Earth’s Extremes to Unlock the Secrets of the Universe by Anil Ananthaswamy

    Review by Lisa Grossman.

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  9. 65 Short Mysteries You Solve with Math! by Eric Yoder and Natalie Yoder

    Math can help solve real-life dilemmas, this collection of puzzles for young adults illustrates. 65 Short Mysteries You Solve with Math! by Eric Yoder and Natalie Yoder Science, Naturally! LLC, 2010, 169 p., $9.95.

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  10. Where the Dragon Meets the Angry River: Nature and Power in the People’s Republic of China by R. Edward Grumbine

    A policy scholar analyzes the impact of China’s development on its natural resources. WHERE THE DRAGON MEETS THE ANGRY RIVER: NATURE AND POWER IN THE PEOPLE’S REPUBLIC OF CHINA BY R. EDWARD GRUMBINE Island Press, 2010, 240 p., $25.95.

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  11. The Essential Engineer: Why Science Alone Will Not Solve Our Global Problems by Henry Petroski

    The approaches of scientists and engineers complement each other, an engineer and historian argues. The Essential Engineer: Why Science Alone Will Not Solve Our Global Problems by Henry Petroski Alfred A. Knopf, 2010, 274 p., $26.95.

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  12. Experimental Evolution by Theodore Garland Jr. and Michael Rose, eds.

    Scientists can take to the lab and field to explore the mechanisms of evolution. Experimental Evolution by Theodore Garland Jr. and Michael Rose, eds. Univ. of California Press, 2010, 730 p., $45.

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