More from Author

  • 19 Oct 1999

    You needn't be a brainiac, but you should at least have an abiding interest in cognitive science if you want to become a charter member of a new online club devoted to the subject.

  • 18 Oct 1999

    People with sound social judgment can turn into misfits after the frontal lobes of their brains are damaged--but studies have shown that they still know what moral behavior is, even if they can't abide by it.

  • 4 Oct 1999

    A newborn's world is a blur that clears up in about 6 months--unless a baby is born with cataracts.

  • 27 Sep 1999

    A new game challenges Netizens to mask their identities and strip others' online masks away. In the Turing Game, a takeoff on the 1970s game show To Tell the Truth, a virtual audience grills panelists to uncover who's lying.

  • 8 Sep 1999

    Peacocks that put on dazzling mating shows prefer to strut their stuff with close relatives, according to a study in tomorrow's Nature. The affinity between brothers is so tight, in fact, that they can somehow recognize each other even after being separated before hatching.

  • 23 Aug 1999

    When you remember a friend or your first day of work, you're fully aware of what you're remembering. But memory has another guise: nonconscious skills like riding a bicycle or knowing how to tie your shoes.

  • 4 Aug 1999

    BALTIMORE--When resources are scarce, plants dole out precious sugars to the cells that need them most. This rationing, scientists have discovered, is influenced by hormones called cytokinins.

  • 9 Jul 1999

    NASA has added two spectacular shows to Discovery, its program of quick and cheap space missions. In 2008 and 2009, a spacecraft will take a close look at Mercury, the space agency announced on Wednesday.

  • 8 Jul 1999

    A strange, two-tailed marine alga hosts an even stranger set of chromosomes, researchers report in today's Nature. Inside the alga's chloroplasts, or photosynthetic fuel cells, each gene occupies its own tiny circular chromosome.