Biography of G. Marconi
- Biography focuses on the work leading up to the Nobel Prize in Physics with Marconi received in 1909.
- http://nobelprize.org/nobel_prizes/physics/laureates/1909/marconi-bio.html

Encarta: Marconi, Guglielmo
- Provides a short biography and portrait.
- http://encarta.msn.com/encyclopedia_761556697/Marconi_Guglielmo.html

Guglielmo Marconi: Transmitting Electrical Signals
- Short biography and sketch; information also available in RealAudio format.
- http://www.invent.org/hall_of_fame/97.html

A Science Odyssey: Guglielmo Marconi
- Features short biography, photograph, and two related experiments to try at home. From PBS.
- http://www.pbs.org/wgbh/aso/databank/entries/btmarc.html

Who was Guglielmo Marconi?
- Short biography tells how the waves Marconi was able to produce and detect laid the foundation for modern radio.
- http://www.marconiusa.org/marconi/index.html