Getting lost in infinite loops

Eugenia Cheng wanders through the wonderful world of infinite mathematics in this extract from her book Beyond Infinity, shortlisted for the 2017 Royal Society Insight Investment Science Book Prize.

BBC Focus Magazine Subscription

Who really invented calculus?

Isaac Newton and Gottfried Leibniz are the chief contenders for this textbook troubling mathematical tool, but maybe we should be looking further back to find the real answer.

Who is the greatest genius?

In the Summer issue of BBC Focus Magazine, we're asking you to choose your top genius of all time. But before you vote, read more about the 15 nominees.