2 ms·
Indeed, electromagnetic waves were theorized by James Clark Maxwell and later shown to exist five years later by Heinrich Hertz. http://en.wikipedia.org/wiki/H
by jahewson 12y ago
Indeed, electromagnetic waves were theorized by James Clark Maxwell and later shown to exist five years later by Heinrich Hertz.
http://en.wikipedia.org/wiki/Heinrich_Hertz#Electromagnetic_research http://en.wikipedia.org/wiki/Heinrich_Hertz#Electromagnetic_...