Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Leonardo da Vinci is one of the greats. Whether you know him for his work as an inventor, a painter, or even just Dan Brown's popular navel, The Da Vinci Code, the fact is that you do know him. He's ...

This text explores the extraordinary inventions and futuristic ideas of Leonardo da Vinci, revealing how his imagination was centuries ahead of his time. It showcases designs for early flying machines ...