Tracey E Fern
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Doctors have been listening to the sounds of the human body for more than two thousand years, but did not begin associating those noises with health until the mid-1700s. Doctor Rene Laennec remembered the importance of listening when treating his patients, leading him to invent the stethoscope, which doctors still use today.
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Was Pippo the Fool really Pippo the Genius? The Cathedral of Santa Maria del Fiore in Florence was a marvel of art, architecture, and engineering. But it lacked a finishing ornament, a crown--a dome! The city fathers had a solution: to invite the finest masters to compete for the chance to design a dome. The rumors of this contest reached the ears of Filippo Brunelleschi, better known in Florence as Pippo the Fool. As soon as he heard about the contest,...
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Commander William R. Anderson of the United States Navy thought the Nautilus, the Navy's first nuclear-powered submarine, would be the first to reach the North Pole! Will Commander R. Anderson and the Nautilus accomplish this chilly feat, or will this be the ultimate lesson for him and his crew to learn?
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