This video explores one of Leonhard Euler’s most elegant ideas, showing how factorials can be used to connect π, square roots ...

Financial markets are often seen as chaotic and unpredictable. Every day, traders around the world buy shares and sell assets ...

I’m walking in the Eifel Mountains in western Germany, through cathedral-like groves of oak and beech, and there’s a strange unmoored feeling of entering a fairy tale. The trees have become vibrantly ...