In 1927, long before the age of smartphones and smartwatches, a group of British scientists decided to test whether telepathy—the ability to transmit thoughts from one person to another—could be real.

A few years ago, I wrote a piece for this blog about psi, explaining why I’m open to the possibility of phenomena such as telepathy and precognition. I was pleased with the many comments the article ...

In Mental Radio* Upton Sinclair described a great number of experiments in which Mrs. Sinclair as “percipient” seemed to have telepathic powers. He would draw six or more pictures on separate sheets ...