Tagged: bacteria

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10 Curious Facts About Kissing

10 Curious Facts About Kissing We all like the art of kissing, but how about the science? Watch on for 10 curious facts about kissing. Music = Tómasína by Odinn Hilmarsson https://soundcloud.co… source

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10 Greatest Medical Discoveries

Over the last two centuries, mankind’s medical knowledge has advanced incredibly. Diseases like smallpox have been eradicated entirely, 1967 saw the world’s … source