A closer look
When you are stuck in a miserable, muddy ditch surrounded by enemy snipers, flipping on a flashlight is basically just a complex way of committing suicide. Desperate for a safe light source to read letters from home, World War I soldiers would scoop hundreds of bioluminescent glowworms into empty glass jars. This macabre, squirming lamp provided just enough soft green light to read by without giving away their highly vulnerable positions.






