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Your search has returned 41 articles:
  • Feature

    Can you hear me now?

    The Earth is going silent. Digital television signals delivered by cable and satellite are quickly replacing analog broadcasts and reducing the number and power of radio waves leaking into space. For viewers at home, it means more channels and pictures of unsurpassed clarity. But for scientists seeking signs of advanced civilizations beyond the solar system, this sudden radio silence makes...

    04/09/2010 - 16:30 Astronomy
  • Feature

    Darwin's Evolution

    Charles Darwin was born into a world that today’s scientists wouldn’t recognize.

    When baby Darwin arrived on February 12, 1809, modern science was also in its infancy. Dalton had just recently articulated the modern theory of the chemical atom, but nobody had any idea what atoms were really like. Physicists had not yet heard of the conservation of energy or any other...

    01/16/2009 - 21:20 Evolution, Animals
  • Science & the Public

    Marine pollution spawns 'wonky babies'

    Wonky? It’s British slang for shaky, unreliable or unattractive. In Ceri Lewis’s lexicon, it refers to the odd, off-kilter embryonic development that can occur.

    So when she reported, last week, finding “wonky babies” associated with pollutant-exposed sperm, it was NOT a good thing.

    Many marine species broadcast their eggs and sperm, hoping they meet to beget...

    11/26/2008 - 12:04 Other, Earth & Environment, Humans & Society
  • Comment

    Debates over definition of planet continue and inspire

    Planetary science is in the midst of a revolution. As recently as the early 1990s, “the planets” consisted of just nine famous objects in our solar system that every school kid learned to recognize by name and appearance. But then, advances in astronomical technology unleashed an explosion of new planetary discoveries on two fronts.

    One of these fronts involved a bewildering variety of...

    11/21/2008 - 13:04 Atom & Cosmos
  • Feature

    Change Without Change

    Fourscore and seven years ago, a nonprofit organization called Science Service began providing dispatches to newspapers on news from the world of science. The following year, by popular demand, some of those dispatches were collected and distributed weekly to a wider audience, in the form of typewritten, mimeographed pages carrying the label Science News-Letter.

    Four years later — on...

    04/24/2008 - 19:07 Humans & Society
  • Feature

    Animal Whodunit, Medical Mystery

    12/11/1999 - 00:00
  • Feature

    Science & Society

    07/12/1997 - 00:00
  • Feature

    Neural Code Breakers

    06/22/1996 - 00:00
  • Feature

    Front Matter

    12/19/1981 - 00:00
  • Feature

    Arsenic in Wine: A Bubbling Brouhaha

    09/11/1976 - 00:00