Wednesday, February 21, 2007

Fat or Thin? Check the Gut Microbes

The top of the recent Quirks and Quarks podcast describes how obesity is not simply a balance of calories but is strongly determined by the performance of microbes in the stomach. Swapping these microbes between mice stomachs demonstrates the effect. Listen here.

Tuesday, February 13, 2007

Total Lunar Eclipse, March 3rd

View a total lunar eclipse of the Moon, Saturday March 3, 2007. Visible from parts of all seven continents, including the eastern half of the United States.

Read more about the lunar eclipse and find the best time to view where you live at NASA Science News.