Uncategorized

  1. Health & Medicine

    Weight-Loss Costs: A critical look at gastric surgery

    Obese people who opt for weight-loss surgery incur increased odds of subsequent hospitalization and, in some groups, a substantial risk of death.

    By Ben Harder

  2. Macho Makeover: Fish rapidly ascend social ladder

    Some male fish can upgrade their social status, and their appearance, in a matter of minutes.

    By Katie Greene
  3. Tech

    Bionic Bacteria: Gold nanoparticles make gadgets of living microbes

    Researchers have created an electromechanical device out of living microbes.

    By Peter Weiss

  4. Do No Harm: Stem cells created without destroying healthy embryos

    Scientists have devised ways to isolate embryonic stem cells from mice without destroying viable embryos.