When U.S. engineer Mark Rober — who worked on the design of NASA’s Mars Rover — saw a pair of thieves snatch an Amazon package off of his front doorstep, he decided to take matters into his own hands. Check out this article and video to see the device Rober engineered to teach greedy thieves a lesson.

The term “bug” is another way of saying something is wrong with our computer or software, but where did the term come from? While many attribute the reference to computer scientist Grace Hopper, this article from Curiosity explains that it dates back to Thomas Edison’s private journals.