Viking History: Facts & Myths By Ryan Goodrich 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.
How Does a Solar Racer Work? By Ryan Goodrich The power of the sun has been harnessed to run everything from toys to planes to racecars.
Accelerometers: What They Are & How They Work By Ryan Goodrich An accelerometer senses motion and velocity to keep track of the movement and orientation of an electronic device.
Cadence Sensors: What Are They and How Do They Work? By Ryan Goodrich Cadence sensors allow cyclists to better control bike speed and effort for maximized results.
Who Invented Velcro? By Ryan Goodrich 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, Googolplex - & Google By Ryan Goodrich Googol is a term used to describe a ridiculously large number. The makers of the search engine should have used spell check.
