News

  1. Health & Medicine

    Health risks of e-cigarettes emerge

    Research uncovers a growing list of chemicals that end up in an e-cigarette user’s lungs, and one study finds that an e-cigarette’s vapors can increase the virulence of antibiotic-resistant bacteria.

    By Janet Raloff
  2. Chemistry

    Bacteria take plants to biofuel in one step

    Engineered bacterium singlehandedly dismantles tough switchgrass molecules, making sugars that it ferments to make ethanol.

    By Beth Mole
  3. Psychology

    Stereotypes might make ‘female’ hurricanes deadlier

    Precautions may get shelved by those in the path of severe storms with feminine names, leading some to suggest that storms should be named after animals.

    By Bruce Bower
  4. Health & Medicine

    Brain’s support cells play role in hunger

    Once considered just helpers for neurons, astrocytes sense the hormone leptin and can change mice’s appetites.