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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
NASA scientist says Geminid meteor shower defies explanation
The Geminids are like the 900-pound gorilla of meteor showers. But the shower's source - a rocky body called 3200 Phaethon - is more of a 98-pound weakling, says NASA.
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
Supreme Court to hear climate case
The U.S. Supreme Court announced today they will hear what's described as a 'landmark case' on climate involving energy utilities.
December 6, 2010
Two rare foxes feared to be extinct captured on camera
The endangered Sierra Nevada red fox hadn't been sighted in the past 20 years. But a series of photographs of the foxes in the wild has revived hope for the species' survival.
December 6, 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
Climate negotiations based on satellite images
Satellite images are being used as the scientific basis for an agreement on climate negotiations at the U.N. Climate Change Conference according to Doug Morton.
December 6, 2010
