Features

• Misleading Math about the Earth

  Science defends itself against The Skeptical Environmentalist

  January 1, 2002  | 12

• A Vertical Leap for Microchips

  Engineers have discovered a way to pack more computing power into microcircuits: build them vertically as well as horizontally

  Thomas H. Lee   | January 1, 2002  |

• The Gas between the Stars

  Filled with colossal fountains of hotgas and vast bubbles blown by exploding stars, the interstellar medium is far more interesting than scientists once thought

  Ronald J. Reynolds   | January 1, 2002  |

• MILKY WAY GALAXY

  January 1, 2002  |

• Answer to January 2002 Puzzle

  January 1, 2002  |

• The Galaxy's Dynamic Atmosphere

  January 1, 2002  |

• The Economics of Fair Play

  Biology and economics may explain why we value fairness over rational selfishness

  Karl Sigmund, Ernst Fehr and Martin A. Nowak   | January 1, 2002  |

• Next-Generation Nuclear Power

  Advanced nuclear power plants might be the best way to meet future energy needs without worsening global warming

  James A. Lake, Ralph G. Bennett and John F. Kotek   | January 1, 2002  | 1