Features

• Atoms of Space and Time

  We perceive space and time to be continuous, but if the amazing theory of loop quantum gravity is correct, they actually come in discrete pieces

  Lee Smolin   | January 1, 2004  | 3

• Decoding Schizophrenia: Steep Social Costs

  Daniel C. Javitt and Joseph T. Coyle   | January 1, 2004  |

• Our Growing, Breathing Galaxy: Conscious of Streams

  Bart P. Wakker and Philipp Richter   | January 1, 2004  | 1

• The Curious History of the First Pocket Calculator

  Cliff Stoll   | January 1, 2004  |

• Women and Men at Çatalhöyük

  The largest known Neolithic settlement yields clues about the roles played by the two sexes in early agricultural societies

  Ian Hodder   | January 1, 2004  |

• Spring Forward

  As temperatures rise sooner in spring, interdependent species in many ecosystems are shifting dangerously out of sync

  Daniel Grossman   | January 1, 2004  |

• Decoding Schizophrenia: Drug Classes in Development

  Daniel C. Javitt and Joseph T. Coyle   | January 1, 2004  |

• Decoding Schizophrenia

  A fuller understanding of signaling in the brain of people with this disorder offers new hope for improved therapy

  Daniel C. Javitt and Joseph T. Coyle   | January 1, 2004  |

• RFID: A Key to Automating Everything

  Already common in security systems and tollbooths, radio-frequency identification tags and readers stand poised to take over many processes now accomplished by human toil

  Roy Want   | January 1, 2004  |

• Our Growing, Breathing Galaxy

  Long assumed to be a relic of the distant past, the Milky Way turns out to be a dynamic, living object

  Bart P. Wakker and Philipp Richter   | January 1, 2004  |