News

  1. Dirty RATS: Campaign ad may have swayed voters subliminally

    Psychological research sparked by a controversial campaign advertisement aired during the 2000 presidential election suggests that the 30-second spot—which briefly flashed "RATS"—may have negatively affected viewers’ opinions of Democratic candidate Al Gore.

    By Sid Perkins
  2. Planetary Science

    Martian Gullies: Carved by melting snow?

    Melting snow may have sculpted the recently formed gullies found at midlatitudes on Mars.

    By Ron Cowen
  3. Anthropology

    Evolution’s DNA Fusion: Hybrid gene forms clue to human, ape origins

    A gene of mixed evolutionary pedigree may have transformed mammalian reproduction, leading to the evolution of apes and humans.

    By Bruce Bower
  4. Health & Medicine

    Hold the Phone? Radiation from cell phones hurts rats’ brains

    A single 2-hour exposure to the microwaves emitted by some cell phones kills brain cells in rats.