Stuff below the fold

Was Art Bell right about Nemesis?
No, say scientists.

True, mass extinctions occur regularly ever 27 million years, but the collision of a rogue object in the Ort cloud would change the interval.
and even if it's true, we have another 16 million years to go.

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How to make an artificial lung...

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Organ trafficking is illegal here in the Philippines, and NGO's oppose lifting the ban.

it will only hurt poor people...most of the "gift" for the organ tends to go to the middlemen, and the poor end up in bad health and spending the small amount they do get.
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Haiti six months later.
Sigh. In our prayers.

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There is a big strike by sellers in the Bazaars of Iran...NYTimes report...as BillClinton would say: it's the economy, stupid.
background HERE.
an older post at Strategypage discusses the economy.

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why people are fat: Is it Leptin?