Men
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Today lip cosmetics are a billion dollar industry with 1 out of every 3 women claiming that they wont leave home witho...View full lesson
Many generations have felt theyve reached the pinnacle of technological advancement. Yet if you look back 100 years th...View full lesson
The stethoscope is the single most widely used medical instrument in the world. But where did the idea come from In th...View full lesson
Imagine a neuroscientist who has only ever seen black and white things but she is an expert in color vision and knows ...View full lesson
Today super glue is a nearly indispensable household item but its incredibly sticky nature almost caused it to be aba...View full lesson
Today 96 of American consumers own at least one pair of jeans. But where did these durable duds come from And how did ...View full lesson
Today Braille is the universally accepted system of writing for the blind translated into almost every language in alm...