Mo Rocca shows us the bot baking you the freshest bread; the crime-fighting tether tripping up bad guys; the tiny drone keeping soldiers safe; and, when the big wood saw was replaced with the sawmill.

Mo Rocca shows us the electronic glasses that allow the blind to see; the sun tracking umbrella shielding you from harmful rays; updates on past innovators from previous seasons; and, a look at George Washington Carver, who changed the way farmers farmed.