A Father’s Gift to Humanity

I read a lovely tribute in the New York Times yesterday to Ladis Kristof by his son, columnist Nicholas Kristof, in celebration of Father's Day (http://tinyurl.com/249f2qq). Nicholas recalled a profound statement his father, a Slavic immigrant and concentration camp survivor, had written that impacted him for years: War, want and concentration camps, exile from home …

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A Blowout Preventer for Humankind: How to Save the Environment

Cleanup crews are working feverishly to deal with a massive oil slick in the Gulf of Mexico.  An explosion of unknown origin damaged the rig and the failure of the blowout preventer, a backup system for containing spills of this type located nearly 5,000 feet below the ocean's surface, compounded the containment efforts (http://tinyurl.com/2fdda38). Earlier today, a young man …

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