Mathematics is full of mysteries, but some are older than entire civilizations. The oldest unsolved problem in math has persisted for centuries, resisting every attempt to solve it. From the ancient ...

Rutgers University mathematics professor Pham Tiep uses only a pen and paper to conduct his research, which so far has resulted in five books and more than 200 papers in leading mathematical journals.

When the Russian mathematician Grigori Perelman submitted his now-famous solution to the Poincaré conjecture — previously one of the longest-standing unsolved problems in mathematics — he did not ...