2015년 2월 14일 토요일

The case against (and for) Richard Nixon

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History vs. Richard Nixon - Alex Gendler
Animation by Brett Underhill
The president of the United States of America is often said to be one of the most powerful positions in the world. But of all the US presidents accused of abusing that power, only one has left office as a result. Does Richard Nixon deserve to be remembered for more than the scandal that ended his presidency? Alex Gendler puts this disgraced president’s legacy on trial.
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How do your kidneys work? - Emma Bryce
Animation by Tremendousness
After drinking a few glasses of water on a hot day, you might be struck with a sudden ... urge. Behind that feeling are two bean-shaped organs that work as fine-tuned internal sensors. Emma Bryce details how the incredible kidneys balance the amount of fluid in your body, detect waste in your blood, and know when to release the vitamins, minerals, and hormones you need to stay alive.
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The sonic boom problem - Katerina Kaouri
Animation by Anton Bogaty
Objects that fly faster than the speed of sound (like really fast planes) create a shock wave accompanied by a thunder-like noise: the sonic boom. These epic sounds can cause distress to people and animals and even damage nearby buildings. Katerina Kaouri details how scientists use math to predict sonic booms' paths in the atmosphere, where they will land, and how loud they will be.
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