1900's
- Episode aired Aug 3, 2011
- TV-G
- 46m
The first decade of the 1900s ushers in crucial inventions that will help shape the rest of the century. Communication gets a boost as a voice is transmitted wirelessly by radio for the firs... Read allThe first decade of the 1900s ushers in crucial inventions that will help shape the rest of the century. Communication gets a boost as a voice is transmitted wirelessly by radio for the first time. Shaving gets a new edge with the appearance of the safety razor blade. The first a... Read allThe first decade of the 1900s ushers in crucial inventions that will help shape the rest of the century. Communication gets a boost as a voice is transmitted wirelessly by radio for the first time. Shaving gets a new edge with the appearance of the safety razor blade. The first air conditioner takes the misery out of extreme heat and humidity. The vacuum cleaner stops... Read all