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We summarize the week's scientific breakthroughs every Thursday.

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  1. Chemistry

    Wanted: Crime-solving bacteria and body odor

    Forensic investigators are moving past old-school sleuthing to analyze microbes and odors that tell a more complete story, while pursuing ways to enhance traditional tools as well.

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  2. Health & Medicine

    Blood test can predict breast cancer relapse

    Blood tests for breast cancer DNA can predict relapse.

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  3. Animals

    Twin pandas look forward to growth spurts

    The surviving panda twin born at the National Zoo last weekend will undergo DNA tests to discover paternity.

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  4. Animals

    A world of mammal diversity has been lost because of humans

    Humans have eradicated large mammal biodiversity in most regions of the globe, a new study finds.

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  5. Health & Medicine

    Virus closely related to hepatitis A discovered in seals

    Scientists have discovered a relative of the hepatitis A virus in seals.

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  6. Animals

    Long-tongued fly sips from afar

    Long-tongued flies can dabble in shallow blossoms or reach into flowers with roomier nectar tubes.

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  7. Animals

    Chimps keep numbers high as forest losses mount

    African apes show surprising resilience in face of forest destruction.

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  8. Animals

    Chimps keep numbers high as forest losses mount

    African apes show surprising resilience in face of forest destruction.

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  9. Neuroscience

    Altered protein makes mice smarter

    By tweaking a single gene, scientists have turned average mice into supersmart daredevils.

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  10. Genetics

    The human genome takes shape and shifts over time

    Scientists are mapping and modeling the 4-D human genome to get beyond its linear structure.

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  11. Animals

    A naturalist recounts birds’ lives in the Scottish Highlands

    In Gods of the Morning, a naturalist chronicles how birds and other wildlife withstand the changing seasons in the Scottish Highlands

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  12. Animals

    ‘Prehistoric Predators’ is a carnival of ancient dinosaurs, mammals and more

    A new children’s book offers gorgeous illustrations and information for everyone about ancient carnivores.

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