Learn how to make better choices using the optimal stopping method. Mathematician Lily Serna looks at how maths can be applied to anything from choosing the best beach, to house hunting, and even dating.
Graphing calculators are still a necessary and expensive accessory for math and science students in high school and college. The dominant models from Texas Instruments and Casio can be complex and expensive. Now, an open-source calculator called Numworks is taking them on.
The idea of parallel universes in quantum mechanics has been around since 1957. In the Many-Worlds Interpretation, each universe branches into a bunch of new universes every time a quantum measurement is made. All possibilities are therefore realized. In some universes the dinosaur-killing asteroid missed Earth.
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