As a former international athlete, fitness trainer, sports scientist and TV Gladiator, Caroline Pearce has had to maintain the highest fitness levels...
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Paper and Printing
Survey the development of writing from the days of clay tablets and parchment through the development of the printing press....
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Top 5 Minecraft Automatic Farms
Hey everyone! UnspeakableGaming here with the Top 5 Minecraft Automatic Farms! Need some help with automatic farming? This...
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Batteries and Electric Generators
How do you produce electricity? And once it's produced, how do batteries and generators deliver it? Take a fascinating...
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Social Media and Democracy
Inventions are not necessarily "finished" until they are put into the hands of consumers, and perhaps nowhere is this...
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Electric Light and Power
Electricity profoundly reshaped American culture and set the stage for the major inventions of the 20th century. This lecture...
