Mathematics over a Cup of Coffee

There are plenty of paradoxes in mathematics, but the main one, perhaps, is that many consider it difficult, boring, and unnecessary. And indeed: why could mathematics be needed today? Perhaps to estimate the cost of groceries in a store or to help a child solve a math problem… Is it worth spending time on it in such a case? Absolutely! And primarily because mathematics is very interesting. If you have 15 minutes, pour yourself a cup of coffee and make yourself comfortable, as Maurizio Codogno explains why your line always moves more slowly than the neighboring one, whether there is a reliable way to win at a casino, and whether you can trust big data.