News

  1. Earth

    Arctic’s wintry blanket can be warming

    Forested snowscapes keep northern soils relatively toasty, diminishing how much climate-warming carbon they can sequester from the atmosphere.

    By Janet Raloff
  2. Animals

    How a mosquito survives a raindrop hit

    Lightweight insects can ride a water droplet, as long as they separate from it before hitting the ground.

    By Susan Milius
  3. Life

    Ancient birds wiped out huge insects

    Competition in the air trumped the advantage of extra atmospheric oxygen.

    By Devin Powell
  4. Life

    Antiaging protein helps set daily rhythms

    Changing levels of sirtuin in the brain alter activity patterns in mice.

    By Tina Hesman Saey
  5. Chemistry

    Flerovium and livermorium debut on periodic table

    New element names honor the contributions of Russian and American laboratories.