• Charles Darwin developed the theory of how living things develop from simpler organisms over long periods of time.

    VOA: special.2009.02.25

  • He developed the theory of evolution that life on Earth developed through the process of natural selection.

    VOA: special.2009.12.16

  • Yet in later years he developed the failed romance into an interesting situation for "Peanuts."

    VOA: special.2009.10.25

  • Some people in this test group developed the disease, but all recovered to full health.

    VOA: special.2009.01.27

  • A team from Harvard University in Massachusetts and the University of Utah developed the test.

    VOA: special.2010.12.21

  • She developed the theory explaining how and why the ozone hole happens over Antarctica.

    VOA: special.2009.03.13

  • Robert Armstrong, an artist from California, developed the term couch potato in nineteen seventy-six.

    VOA: special.2010.03.28

  • Scientists developed the new welding technology at the Marshall Space Flight Center in Montgomery,Alabama.

    VOA: special.2009.12.30

  • Computer expert Douglas Engelbart developed the idea for the mouse in the early nineteen-sixties.

    VOA: special.2010.08.01

  • Only one of the nineteen people developed the disease -- until that August.

    VOA: special.2010.05.18

  • Those first days when Helen Keller developed the ability to talk were wonderful.

    VOA: special.2009.11.08

  • This is one reason experts say they never developed the use of metal.

    VOA: special.2009.09.16

  • In the early nineteen eighties, Professor Ejeta developed the first sorghum hybrid seeds.

    VOA: special.2009.07.07

  • They developed the process with money from the National Science Foundation.

    VOA: special.2009.12.01

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