Features

• Shutting Down Alzheimer's

  New research reveals strategies for blocking the molecular processes that lead to this memory-destroying disease

  Michael S. Wolfe   | May 1, 2006  |

• Giant Telescopes of the Future

  The astronomical version of Moore's law says that telescopes double in size every few decades. But today's designers think they can build a telescope three, five or even 10 times bigger within a decade

  Roberto Gilmozzi   | May 1, 2006  | 1

• Blockbuster Dreams

  New understanding of the biology behind a successful cancer therapy may lead to a drug that can treat an array of solid tumors

  Gary Stix   | May 1, 2006  |

• Bringing DNA Computers to Life

  Tapping the computing power of biological molecules gives rise to tiny machines that can speak directly to living cells

  Ehud Shapiro and Yaakov Benenson   | May 1, 2006  |

• The First Few Microseconds

  In recent experiments, physicists have replicated conditions of the infant universe--with startling results

  Michael Riordan and William A. Zajc   | May 1, 2006  | 3

• The Birth of the Mighty Amazon

  Insight into how the world's largest river formed is helping scientists explain the extraordinary abundance of plant and animal life in the Amazon rain forest

  Carina Hoorn   | May 1, 2006  |

• When Slide Rules Ruled

  Before electronic calculators, the mechanical slide rule dominated scientific and engineering computation

  Cliff Stoll   | May 1, 2006  | 3