In 1943, a Pennsylvania dentist convinced FDR to fund a secret WWII weapon: bats armed with napalm. The result accidentally burned down a US Army airfield. Here's the full story of Project X-Ray.

We tend to imagine great scientists as permanently inspired, waking each morning with clarity, purpose, and brilliance ready to pour onto the page. Charles Darwin was not that man. At least, not every day. On 1 October 1861, two years after the publication of On the Origin of Species, Darwin wrote a letter to his friend and fellow scientist Charles Lyell. In it, he declared: "I am very poorly today and very stupid and hate everybody and everything." He then mentioned he was p

The story of the Pubic Wars, the extraordinary rivalry between Bob Guccione's Penthouse and Hugh Hefner's Playboy that reshaped American media, censorship, and culture throughout the 1970s.