Search Results for: Bacteria

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5,615 results

5,615 results for: Bacteria

  1. Genetics

    Evolution of gut bacteria tracks splits in primate species

    Primates and microbes have been splitting in sync for at least 10 million years.

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  2. Life

    Two stationary kinds of bacteria can move when mixed

    Bacteria stuck when alone on a dry surface get moving — and get faster — when they evolve together.

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  3. Microbes

    Cut leaves in bagged salads help Salmonella grow

    Juice from torn-up leafy greens helps Salmonella spread in bagged salads.

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  4. Microbes

    Now we know how much glacial melting ‘watermelon snow’ can cause

    Algae that give snow a red tint are making glacial snow in Alaska melt faster.

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  5. Health & Medicine

    Readers respond to antibiotics, carbon bonds and more

    Allergic overreactions, the possibility of silicon-based life and more in reader feedback.

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  6. Health & Medicine

    It’s time to retire the five-second rule

    Wet food can slurp bacteria off the floor in less than a second.

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  7. Life

    Placenta protectors no match for toxic Strep B pigment

    Strep B uses a toxic pigment made of fat to kill immune system cells, spurring preterm labor and dangerous infections, a monkey study shows.

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  8. Chemistry

    Enzyme forges carbon-silicon bonds with a little human help

    A few tweaks to an enzyme help it link carbon to silicon — a match not found in nature.

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  9. Science & Society

    Dive deep to discover unexpected connections

    Readers often praise Science News for its brevity. But some ideas need more space, writes acting editor in chief Elizabeth Quill.

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  10. Life

    New species of bacteria found to cause Lyme disease

    Camping? Don’t forget the bug spray. Lyme disease covers new ground.

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  11. Life

    How one scientist’s gut microbes changed over a year

    Computational biologist Lawrence David chronicled changes in his gut microbes for a year.

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  12. Neuroscience

    Wiping out gut bacteria impairs brain

    Antibiotics that wiped out gut bacteria curbed brain cell production in mice, a new study finds.

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