Austrian physicist Erwin Schrödinger is one of the founders of quantum mechanics. In 1935, he posed this problem: imagine you take a cat and place it in a sealed box along with a radioactive device that had a 50% chance of killing the cat. In an hour, is the cat dead or alive? What do you think?

Hi everyone! Today I am going to talk about the Fibonacci sequence and where it appears in nature.

Here, I look at the most interesting formula in the world: Pythagoras’ Theorem!