Host Mo Rocca shows us synchronized drones taking the place of fireworks; the robotic lawn mower that cuts your grass on its own; two fathers who invented a car seat that fits in a small pouch; and, when the circus took to the sky with barnstorming flyers.

Host Mo Rocca shows us weather stations in your back yard; the oven that keeps food cold until cook time; keeping your carpets clean without taking off your shoes; and, how Edison convinced New York politicians that his way was the future.