Features

• The Skeptical Environmentalist Replies

  Recently Scientific American published "Misleading Math about the Earth," a series of essays that critized Bj¿rn Lomborg's The Skeptical Environmentalist. Here Lomborg offers his rebuttal.

  May 1, 2002  |

• UWB DEVELOPERS

  David G. Leeper   | May 1, 2002  |

• The Mammals That Conquered the Seas

  Using recently discovered fossils and DNA analyses, scientists are at last unraveling the mysterious evolutionary history of whales

  Kate Wong   | May 1, 2002  |

• Atherosclerosis: The New View

  A long-held idea about how atherosclerosis develops has been overturned, offering clues to fighting this deadly disease

  Peter Libby   | May 1, 2002  |

• Rethinking Green Consumerism

  Buying "green" products isn't enough to save biodiversity in the tropics. A plan for marketing conservation services may be the answer

  Jared Hardner and Richard Rice   | May 1, 2002  |

• Journey to the Farthest Planet

  Scientists are finally preparing to send a spacecraft to Pluto and the Kuiper Belt, the last unexplored region of our planetary system.

  S. Alan Stern   | May 1, 2002  |

• Extreme Light

  Tabletop lasers focus light with the power of 1,000 Hoover Dams onto a tiny point for applications from physics and fusion research to medicine

  Gérard A. Mourou and Donald Umstadter   | May 1, 2002  |

• RADIO-SIGNAL TECHNICALITIES

  Narrowband and Wideband Modulation Schemes

  May 1, 2002  |

• May 2002 Puzzle Solution

  Dennis E. Shasha   | May 1, 2002  |

• Wireless Data Blaster

  Radio's oldest technology is providing a new way for portable electronics to transmit large quantities of data rapidly without wires.

  David G. Leeper   | May 1, 2002  |