Uncategorized

  1. Planetary Science

    Hop, skip and a jump

    Less gravity on Mars means wind-driven grains of sand travel up to 10 times faster than those blowing along Earth’s surface, new analyses suggest.

    By Sid Perkins
  2. Health & Medicine

    Let there be light

    Researchers report restoring vision to people with a rare, genetic form of blindness. A different technique helped blind mice see again and could bring back some sight in people with macular degeneration, retinitis pigmentosa or other blinding diseases.

    By Tina Hesman Saey
  3. Psychology

    Smarten up

    Taxing memory training produces at least short-term increases in a critical type of intelligence.

    By Bruce Bower
  4. Health & Medicine

    Tripping up avian flu

    Developing an effective vaccine for avian flu has been difficult, but small rings of DNA that hinder virus replication could offer an alternative.