Alcohol, like caffeine, has an enormous reputation but loose understanding in popular culture. Learn how it’s absorbed and how fast, why it’s essential to reality TV altercations, its paradoxical sexual effects, and its life-lengthening potential, whether red wine or Bud Light. More » – via LifeHacker
Want to see what’s behind you when riding your sport bike without taking your eyes off the road? They make rear view cameras for that but [Nescioqd] wanted a rear display right in his helmet (PDF). He started by mounting a rear-pointing camera on the back of the bike, powered from the 12V feed for the taillight. On the display side of things he picked up a Myvu Crystal wearable display. This is like a pair of glasses that have small LCD screens were the lenses should be. [Nescioqd] removed one lens and mounted it inside the helmet.