Washoe County Library System

"Painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, cartographer, botanist, and writer, Leonardo da Vinci was a genius who was well ahead of his time and the best example of the Renaissance man. This is the story of one of the greatest painters of all time, and perhaps the most diversely talented person ever to have lived"--bn.com.

Leonardo da Vinci is well known for his inventions as well as his art. But new evidence shows that many of his ideas were realized long before he sketched them out in his notebooks, some even 1700 years before him.

As a boy, Marconi loved science and invention. Born in 1874 in Bologna, Italy, to a wealthy family, Marconi grew up surrounded by books in his father's library. He was fascinated with radio waves and learned Morse code, the language of the telegraph. A retired telegraph operator taught him how to tap messages on the telegraph machine. At the age of twenty, Marconi realized that no one had invented a wireless telegraph. Determined to find a way to...

A little over a century ago the world went wireless. Cables and all their limiting inefficiencies gave way to a revolutionary means of transmitting news and information almost everywhere, instantaneously. By means of "Hertzian waves," as radio waves were initially known, ships could now make contact with other ships (saving lives, such as on the doomed R.M.S. Titanic); financial markets could coordinate with other financial markets, establishing the...