Modern perception of Vikings often cast these historic people as savage raiders with horned helmets. In truth, the Scandinavian people were much more diverse in their motives and intentions.
An accelerometer senses motion and velocity to keep track of the movement and orientation of an electronic device.
Velcro, a popular brand of hook-and-loop binding, was inspired by burrs that stuck to clothing and fur. NASA did not invent it, but the space agency helped popularize it.
Googol is a term used to describe a ridiculously large number. The makers of the search engine should have used spell check.