Imagine a ball rolling down a hill. How can we determine its speed? Since the ball's speed changes over time, we need to measure the distance it travels in a very short period to find its speed. The ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The Ishango bone, from Africa's Congo region, has dozens of parallel notches cut into its surface ...

The darker side of Isaac Newton is the theme of a new play currently on show at the New End Theatre in London. Written by the chemist Carl Djerassi, "Calculus" examines Newton's famous dispute with ...