Drones are taking the world by storm. The technology and laws governing them change faster than we can keep up with. The Big Book of Drones covers everything from drone law to laws on privacy, discussing the history and evolution of drones to where we are today. If you are new to piloting, it also covers how to fly a drone including a pre-flight checklist. For those who are interested in tak…
A Real-Time Engine Model is defined as a transient performance computer program whose engine outputs are generated at a rate commensurate with the response of the physical system it represents. Real-Time models were first used in hardware and software development of engine and aircraft controllers. The early models were relatively simple and primarily analog devices. As model complexity inc…
Space food research meets the challenge of providing food that tastes good and travels well in space. The activities in this NASA educator guide for grades K-8 emphasize hands-on and cooperative involvement of students as they explore the unique problems of keeping astronauts happy and healthy in space.