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Your stomach growls when you’re hungry. Why?
When you are hungry, your brain signals your digestive organs to prepare for a meal. The result? Your stomach growls.
December 7, 2010
A flu vaccine that lasts decades possible
A flu vaccine that lasts decades is possible to make and could offer protection from many different flu virus strains.
December 7, 2010
Outbreaks of cholera frequently come prior to epidemics
A mathematical biologist examined past cholera epidemics in London and discovered a trend in how cholera epidemics strike.
December 7, 2010
Hans Rosling, statistics expert, on numbers and hope
Hans Rosling says that while some numbers about Earth today reflect an overwhelming reality, some reveal a hopeful future.
December 7, 2010
Mark Byrd: Oil and gas production needs many safety leaders
The Deepwater Horizon drilling rig exploded reminding the world of oil and gas hazards. Mark Byrd for Shell speaks about safety strategies and blind spots.
December 6, 2010
Drug research to help with stroke recovery
A stroke is when there's sudden loss of blood flow to part of the brain. Scientists have discovered a way that drugs could help people recover from a stroke.
December 6, 2010
Magno cells in your eyes might cause trouble with math
Troubles with handwriting, math, and motor skills? The explanation for your difficulties may be in the workings of the magno cells in your eyes.
December 5, 2010
Hair turns gray, but why?
People can go gray at practically any age. Some people spot their first gray hairs as early as high school or college. What causes hair to turn gray?
December 5, 2010
Time to remember Afghan women
Malcolm Potts said Afghan women are often married at a young age to much older men. He said he believes the young men then channel their energy into war.
December 4, 2010
A Christmas story… and a warning!
Christmas story about Clay Sherrod. Clay has been a strong force for the promotion of astronomy as the "People's Science" and the education of the public about the Universe.
December 3, 2010
