Glowing ghoul or chemical tool? The toxic chemistry behind Victorian séances
In November 1857, during a séance in Jersey City, the medium Leah Brown claimed her body produced luminous particles. So intense was the luminosity emanating from her, she recalled in her memoir, that it almost burned her hands. She rinsed her hands under a tap and then pushed them into the damp earth outside.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.