Showing results for "Inventions" in Physics

How do robots think? What makes a calculator add numbers? What's inside a smartphone? Kids Encyclopedia of Technology is the perfect introduction to the world of gadgets, machines, and inventions! Packed with fun facts, easy explanations, and references to colorful illustrations, this audiobook answers all the questions kids have about the technology we use every day—from tools and machines to computers and robots.

Written in his early 60s, Tesla looks back on the events that shaped his life as the inventor of our modern world. Like many exceptional artists, scientists, and engineers, Tesla's senses and intellect worked on a higher level, which often afflicted him physically. Yet, he overcame, and used his special abilities and strong educational background to make electricity the servant of man.

In Handprints on Hubble, retired astronaut Kathryn Sullivan describes her work on the NASA team that made all of this possible. Sullivan, the first American woman to walk in space, recounts how she and other astronauts, engineers, and scientists launched, rescued, repaired, and maintained Hubble, the most productive observatory ever built.