Certainly, a pendulum is not something you should use to help make every single decision of your life—but it can be useful in certain situations. According to Patel, it’s a very personal practice.

Admittedly, says Salva, this new pendulum by no means has the precision necessary to make any groundbreaking new measurements. But the design, he says, is sophisticated enough to be a useful tool ...

Jason Parham WIRED is where tomorrow is realized. It is the essential source of information and ideas that make sense of a world in constant transformation. The WIRED conversation illuminates how ...