Massachusetts Institute of Technology
Mit: Inventor of the Week: Samuel f.b. Morse
Provides a short biography of Samuel F.B. Morse, and his invention of the one-wire telegraph and the Morse Code. Also contains pictures.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Electromagnetism?
Explains electromagnetism, the difference between a permanent magnet and an electromagnet, uses of electromagnetism, and steps for making a simple electromagnet.