When he substituted another random-number generator for the “subtract-with-borrow” scheme that he had used initially, Ferrenberg found that he came much closer to the correct answer–even ...

A new computational model of the human brain highlights the key areas involved in producing the motor 'tics' typical of Tourette syndrome.

This paper addresses a key puzzle in international finance: whether exchange rates follow a random walk or exhibit predictable patterns. We demonstrate that exchange rates can possess a unit root ...

With the random walk strategy, it took a little longer for the beans to find shade, but they were much more likely to succeed in their quest—and therefore survive.