Features

• His Brain, Her Brain

  It turns out that male and female brains differ quite a bit in architecture and activity. Research into these variations could lead to sex-specific treatments for disorders such as depression and schizophrenia

  Larry Cahill   | May 1, 2005  |

• Molecular Treasure Hunt

  A software tool elicits previously undiscovered gene or protein pathways by combing through hundreds of thousands of journal articles

  Gary Stix   | May 1, 2005  |

• A Bolt out of the Blue

  New research shows that lightning is a surprisingly complex and mystifying phenomenon

  Joseph R. Dwyer   | May 1, 2005  |

• Neuromorphic Microchips

  Compact, efficient electronics based on the brain's neural system could yield implantable silicon retinas to restore vision, as well as robotic eyes and other smart sensors

  Kwabena Boahen   | May 1, 2005  |

• What Heated the Asteroids?

  Collisions among asteroids in the early history of the solar system may help explain why many of these rocky bodies reached high temperatures

  Alan E. Rubin   | May 1, 2005  |

• Can Chlamydia Be Stopped?

  Chlamydia is a rampant sexually transmitted disease, the world's leading cause of preventable blindness and a possible contributor to heart disease. Recent discoveries are suggesting new ways to curtail its spread

  David M. Ojcius, Toni Darville and Patrik M. Bavoil   | May 1, 2005  | 2

• Quantum Black Holes

  Physicists could soon be creating black holes in the laboratory

  Bernard J. Carr and Steven B. Giddings   | May 1, 2005  | 7