Cells

  1. Life

    A new spin on lab-grown meat

    A technique inspired by how cotton candy is spun could help produce lab-grown meat at a lower cost and on a bigger scale.

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  2. Life

    Scientists Say: RNA

    This is a molecule that helps cells make proteins from the instructions encoded in DNA.

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  3. Life

    Medicine Nobel honors discovery of how cells deal with oxygen

    Three researchers figured out the chemical processes by which cells not only sense, but also cope with, differing levels of oxygen. This could lead to new medicines.

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  4. Brain

    Lasers make mice hallucinate

    Scientists used a technique called optogenetics to make mice “see” vertical or horizontal lines that didn’t actually exist.

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  5. Health & Medicine

    Measles can harm a child’s defense against other serious infections

    Getting the measles can leave the body vulnerable to other infections months or even years later, scientists are finding.

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  6. Life

    Scientists Say: Mitosis

    Mitosis is a type of cell division where one cell divides into two identical copies, called daughter cells.

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  7. Brain

    High fat diet removes brain’s natural brake on overeating

    At least in mice, high-fat diets promote overeating. And the problem appears to trace to changes that these foods make to cells in an appetite-control center within the brain.

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  8. Microbes

    Teens swipe a door handle and find an antibiotic

    Three teens swabbed a smartphone, a door handle and a hand dryer. The new bacterium they turned up can kill other types of germs.

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  9. Life

    In a first, scientists keep cells alive in the brains of dead pigs

    They’re not true zombies — but these pig brains showed signs of cellular life long after the animals had died.

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  10. Animals

    Bears that eat human ‘junk food’ may hibernate less

    Wild black bears snacking on leftovers of sugary, highly processed foods show possible signs of faster cellular wear.

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  11. Life

    Explainer: Prokaryotes and Eukaryotes

    Prokaryotes tend to be small and simple, while eukaryotes have embraced a highly organized lifestyle. These divergent approaches to life have both proved very successful.

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  12. Health & Medicine

    What’s behind frequent strep throat? Consult the tonsils

    A faulty immune response might explain why some kids get strep throat often, new data show. Another problem: The diagnosis may a case of mistaken identity.

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