Uncategorized

  1. Astronomy

    Light’s Debut: Good Morning, Starshine!

    Astronomers have at last detected signs of one of the earliest and least-understood eras in the universe: the murky time just before the first stars and quasars flooded the cosmos with light.

    By Ron Cowen
  2. Animals

    Bat bites bird. . .in migration attacks

    The largest bat in Europe may hunt down migrating birds.

    By Susan Milius
  3. Tech

    New method lights a path for solar cells

    Using a technique in which chemical ingredients assemble themselves, a research team has developed a potentially inexpensive way of making solar cells.

    By Jessica Gorman
  4. Ecosystems

    Marine plankton put nitrogen in a fix

    New genetic analyses of tropical marine microorganisms hint that some species are converting significant amounts of atmospheric nitrogen into nutrients, helping to fortify the base of the ocean's food pyramid.