Jerry Velasquez, age 12, of Youngstown, Ohio, for his question:

WHO WAS GUGLIELMO MARCONI?

Guglielmo Marconi was an Italian inventor and electrical engineer, who is recognized for his work in developing wireless telegraphy or radio. His work led to present day radio broadcasting. Marconi made a practical wireless telegraph system in 1895 and produced the first transatlantic wireless signal in history in 1901.

In 1909 Marconi shared the Nobel prize in physics with Karl Ferdinand Braun for their development of wireless telegraphy. Braun, working independently,, developed a cathode ray tube while Marconi invented the beam system of wireless for long distance communication.

Marconi was born in 1874 and died in 1937.