News

  1. Astronomy

    Belt Tightening: Icy orbs are surprisingly small

    Objects in the distant reservoir of comets known as the Kuiper belt are intrinsically much brighter, and therefore smaller, than previously thought.

    By David Shiga
  2. Health & Medicine

    Lingering Loss: In 2-year diet trial, new pill keeps off weight

    Obese adults who lose weight during a year of taking an experimental diet drug, rimonabant, and dieting keep the weight off during the following year, if they continue the regimen.

    By Ben Harder
  3. Health & Medicine

    Problems for Preemies: Early birth is linked to insulin overproduction

    Children born prematurely are more likely than their full-term counterparts to develop insulin resistance, a marker for diabetes.