• Brocken spectres are the terrifying ghosts that appear when you cast a shadow on a cloud that has a light source behind it. 

• Marcin Wichary is getting ready to launch his many–years-in-the-making book about keyboards, Shift Happens. The effort and dedication to making this thing is visible in every element of how he has put it together, including the book’s delightful website.

• Did you know the CIA has a museum?