Wall Street Could Benefit from Classic Physics

(Credit: Shutterstock) Some things may just be unknowable. How does the mind really work? Is there life elsewhere in the universe? What’s really going on with the stock market? While we may never truly learn all the answers, we’ve at least got a little more to go on with that last question, thanks to a paper out this week in Physical Review Letters that finds a surprising “real life” model for financial markets. And, happily, it’s one that scientists have used and understood for over a century: Brownian motion.