1. Health & Medicine

    Surgery for epilepsy outshines medication

    People with severe epilepsy who undergo brain surgery have markedly fewer disabling seizures during the following year than do those relying on medication.

  2. Health & Medicine

    Busting the Gut Busters

    Scientists are uncovering a cache of specialized weaponry used by bacteria that can spear holes in the intestine, perforate it, force it to change shape, and then spew toxins that attack other organs.

  3. Health & Medicine

    Synthetic protein may yield malaria vaccine

    A molecule patterned after part of the parasite that causes most severe malaria induces a strong immune response in people.

  4. Health & Medicine

    Fighting Herself

    Autoimmune diseases are more common in women than in men, and researchers are beginning to tease out the cellular mechanisms that may be responsible for this phenomenon.

  5. Health & Medicine

    Herpes virus homes in on cancer target

    Herpes simplex virus 1 has an affinity for cells with a mutation that marks many tumors, indicating how the virus may be refined as a cancer therapy and that certain new drugs might attack herpes itself.

  6. Health & Medicine

    Ebola May Enter Cell via Folate Gate

    A cell-surface molecule that normally binds to folate might be targeted by Ebola and Marburg viruses as their entry point to people's cells.

  7. Humans

    Native American Geometry

  8. Health & Medicine

    A Brew for Teeth—and the Rest of You

  9. Health & Medicine

    Reptilian drug may help treat diabetes

    The synthetic version of exendin-4, a compound in gila monster venom, helps insulin injections control blood sugar in people with type I, or juvenile-onset, diabetes.

  10. Health & Medicine

    Thinking blurs when blood sugar strays

    Blood sugar concentrations that are too high or too low can impair thinking and, in the case of low blood sugar, driving ability.

  11. Health & Medicine

    Radiation harms blood vessels before gut

    The side-effects of radiation therapy may result from initial damage to blood vessels.

  12. Health & Medicine

    Sticky platelets boost blood clots

    Tests for genetic variations of a key protein on platelets, the cell-like blood components that form clots, and their propensity to clump could help physicians determine optimal medication for heart disease patients.