On a mild autumn day in 2016, the Hungarian mathematician Gábor Domokos arrived on the geophysicist Douglas Jerolmack’s doorstep in Philadelphia. Domokos carried with him his suitcases, a bad cold, ...

A common refrain for students in a math class is “when are we ever gonna need this?” Real World Math is a site that tries to put math skills into real-world situations to help them feel more useful to ...

Stephen Hawking is best known for thinking about time, space, and those teratoid trash mashers known as black holes. But in a recent talk in Hong Kong, the famous physicist digressed from his usual ...

Introduction If you wanted to measure the circumference of Earth, how long would your tape measure have to be? Would you need to walk the whole way around the world to find the answer? Do you think ...