In 1916, a US amendment was proposed to put all acts of war to a national vote. If you voted yes you would have to register as a volunteer for service in the United States Army.
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
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The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
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Scientist Niels Bohr was “given a house next door to the Carlsberg brewing company, and had a pipeline running from the brewery into the house so that he could have a never-ending supply of fresh beer on tap”.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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