Genetics

  1. Genetics

    Chemical changes to genes make twins’ pain differ

    Chemical changes to genes may make identical twins experience pain differently.

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  2. Humans

    DNA suggests humans moved back into Africa

    About 3,000 years ago, human populations from western Eurasia migrated back into eastern Africa, specifically Ethiopia.

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  3. Genetics

    Bacteria can be genetically tricked into self-destructing

    Manipulating microbes’ defenses could lead to targeted antibiotics.

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  4. two cynomolgus monkeys
    Genetics

    Monkeys born with edited genes

    A DNA-snipping technique inspired by bacteria shows therapeutic promise.

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  5. Health & Medicine

    Tumors grow faster in cancer-prone mice given vitamins

    The tumors killed the mice twice as fast as early-stage lung lesions in mice not given the antioxidants, researchers report.

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  6. Genetics

    Feedback

    Readers discuss the names of really big numbers and whether Lamarckian evolution is making a comeback.

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  7. Genetics

    Stone Age Spaniard had blue eyes, dark skin

    Genetics of 7,000-year-old skeleton suggests blond hair, pale skin came later.

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  8. Health & Medicine

    Ancient history of canine cancer decoded

    A contagious cancer has been plaguing dogs for 11,000 years, a new genetic analysis reveals.

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  9. Archaeology

    After 2,000 years, Ptolemy’s war elephants are revealed

    A genetic study sheds light on world’s only known battle between Asian and African elephants.

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  10. Animals

    Jellyfish bloom in spring when winter ‘timer’ dings

    The coordinated appearance of the adult form of the animal is the result of a metamorphosis hormone that accumulates during winter months.

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  11. Genetics

    Life at the Speed of Light

    Biology has come a long way from the days of mixing things in petri dishes and hoping something interesting happens. In his new book, Venter introduces readers to a future of precise biological engineering.

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  12. Genetics

    Scorpion’s sting evolved from insects’ defensive proteins

    With a single genetic mutation, an insect’s defensive proteins can be transformed into a toxin that gives scorpions their signature sting, a new study shows.

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