This Week: Microbial bliss
In the News: Earthquake shakes Mexico City.
Coming Thursday: Microbial bliss: You need bugs in your gut!
Scientists are proving that intestinal bacteria can help health -- but for what conditions? Should you take probiotic supplements or eat foods with beneficial bugs? What does the science say -- and not say? ...more
As the day wears on, both sleep pressure and the brain's alerting signal rise, until sleep pressure triumphs. [Nod]. New brain study explains why night owls don't get as sleepy during the day. ...more
Buildings sway, but no damage or death reports are available. ...more
Schools, universities closed. Parallelling 19189 flu, the virus is worst among young adults. This swine flu reminds us of "bird flu." ...more
Why Files visits the zoology museum!
Why Files wonders about citizen-scientists
Bang the gong for mine safety!
Study: Wild bees make great pollenators!
Survey: Americans are losing faith … in just about everything!
Why Files: The Book, reaches reviewers!
HIV infection caught on videotape
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