Brilliant Motion-Tracking Dart Board Guarantees a Bullseye With Every Throw

A night at a local pub isn’t complete without a few rounds of darts, but as your blood-alcohol level rises, your ability to hit the bullseye greatly diminishes. Unless you’re playing with Mark Rober’s motion-tracking dart board that automatically repositions itself so you’re guaranteed to hit the bullseye every time.

Here's the Fastest Way to Defrost Your Car Windshield According to Science

It’s winter. If you drive a car that’s parked outside, you know what that means. It’s frigid as hell inside your car and the windshield is totally opaque from all the foggy ass frost. Not cool. How do you get rid of it? Hit the defrost button right? That’s not all. The always inquisitive Mark Rober tested out every…