In the early 1930s, the renowned Hungarian mathematician Paul Erdős set forth a puzzle. Erdős offered $500 to anyone who could crack it. Called the Erdős discrepancy problem, a puzzle that surmised ...

Late last January, University of Cambridge mathematician Tim Gowers decided to run a little experiment. Was it possible, he wondered, for a large number of mathematicians to collaborate openly on the ...

If one announcement summarizes the ambitions of crypto project Polymath, it might be Wednesday's acquisition of the domain Tokens.com. One of several this week, it cuts to the heart of the project's ...