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Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
During a total solar eclipse, the solar corona can be seen with the naked eye, during the brief peri
Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu
Emanuel Leutze’s Washington Crossing the Delaware (1851) is riddled with historical inaccuracies, mo
This portrait of Thomas Jefferson is considered an accurate likeness, painted when he was thirty-sev
The upper intake manifold, often called a plenum, attaches to the lower intake manifold.