Bill Gates’s pancake problem – and three more pancakes in science
4 March 2019
Sorting a stack of pancakes by size is a vexing challenge for mathematicians, but Microsoft's Bill Gates came up with an enduring solution.
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Premium
World's fastest shark gets a burst of speed from shape-shifting skin
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Highly flexible denticles reduce the drag experienced by the mako shark’s skin, and could inspire a new generation of materials for fighter jets and helicopters
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We have finally figured out how to snap spaghetti into two pieces
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An accordion-shaped nanomaterial is the key ingredient in a sticky, self-healing gel that might one day help people with paralysis to communicate
