In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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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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Sony researchers have developed a refrigerator that only opens when you smile.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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The US national public health institute, Centers for Disease Control and Prevention, has an actual plan in case of zombie invasion.
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