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Your search has returned 46 articles:
  • News

    Orexin-blocking pill speeds sleep onset

    A new compound that inhibits the activity of alertness-promoting brain peptides called orexins shows promise as a sleeping pill, according to tests in people and animals.

    Men who took the drug fell asleep more quickly than did men who took a placebo, neurobiologist François Jenck of Actelion Pharmaceuticals in Allschwil, Switzerland, and his collaborators report in the February Nature...

    02/13/2007 - 10:59 Biomedicine
  • Letters to the Editor

    Letters from the September 2, 2006, issue of Science News

    B line

    "A Vexing Enigma: New insights confront chronic fatigue syndrome" (SN: 7/1/06, p. 10) implies that there's not an available cure for chronic fatigue syndrome. I was amazed to find no mention of vitamin B12. I can attest to the remarkable effect.

    Earl L. PyeOak Hills, Calif.

    Limited evidence suggests that vitamin B12 absorption may be impaired in some people...

    08/28/2006 - 13:12 Humans & Society
  • Letters to the Editor

    Letters from the December 17, 2005, issue of Science News

    C plus

    Ewan Cameron, who in 1971 began to collaborate with Linus Pauling on vitamin C and cancer, typically initiated patients with 10 grams per day of vitamin C given intravenously for about 2 weeks, followed by an oral dosage continued indefinitely. The two Mayo Clinic trials referred to in "Vitamin C may treat cancer after all" (SN: 10/15/05, p. 253), which failed to show any benefit for...

    12/14/2005 - 14:57 Humans & Society
  • Feature

    Mars or Bust!

    The Apollo moon missions were a 21st-century idea that was slipped into the 20th century, said former astronaut Eugene Cernan in his 1999 book The Last Man on the Moon (St. Martin's Press). In the 1970s, soon after Cernan and his Apollo 17 crew completed the last moon mission of the 20th century, NASA developed the ferrylike space shuttle that has since dominated the U.S. space fleet. The...

    11/21/2005 - 13:15 Planetary Science
  • Food for Thought

    Leaden Chocolates

    Here's something that might give you pause after Halloween: Chocolates are among the more lead-contaminated foods. A new study has probed the source of chocolate's lead and concludes it's not the cocoa bean. Its concentrations of the toxic metal were among the lowest recorded for any foodstuff.

    The issue of lead-tainted chocolates is hardly new....

    11/03/2005 - 16:10 Nutrition