# Why do wet clothes dry?

We discuss the second law of thermodynamics, the notion of entropy, the statistical nature of the situation, and why wet clothes dry. Continue reading Why do wet clothes dry?

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# Tag: probability

# Why do wet clothes dry?

We discuss the second law of thermodynamics, the notion of entropy, the statistical nature of the situation, and why wet clothes dry. Continue reading Why do wet clothes dry?

# When and why do you multiply probabilities?

# The riddle of birthdays

At high school you may have been taught that, sometimes, you have to multiply probabilities. We briefly discuss when and why you do this. Continue reading When and why do you multiply probabilities?

Probabilities can be hard to grasp. For instance, what are the chances that among a birthday party’s attendants two or more people will have their birthdays on the same day? Probably better than you might expect. Continue reading The riddle of birthdays