Can you guess how small the world’s smallest drone is?

The Axis Vidius is a quadcopter that fits in the palm of your hand — it’s roughly 1.5 inches square — yet it’s able to live stream and record video in 420p. Axis says its Vidius model is the smallest-ever camera-equipped drone, and it’s so tiny that users don’t have to register it with the … Read moreCan you guess how small the world’s smallest drone is?