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April 25, 2011

The Space Shuttle Endeavor awaits launch on April 29, 2011 after Launch 39A at the Kennedy Space Center. Photo: NASA

Obama will be present at the Endeavor launch this Friday

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The discus thrower - a faulty Roman copy of the Greek statue. From Wikipedia

The Song of the Muscles Chapter XNUMX - The Greeks are coming

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Prof. David Carroll, Wake Forest University

Solar-thermal installation for home heating

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