The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

Machine learning models are designed to take in data, to find patterns or relationships within those data, and to use what ...

Even the most elite endurance athletes can’t outrun biology. A new study finds that humans hit a metabolic ceiling at about 2.5 times their resting energy burn. When ultra-runners take on races that ...