9781422273128

WHY BE AN INVENTOR? Inventors change the world. They save people time by developing labor-saving devices (such as vacuum cleaners and power lawn mowers). They create new ways of communicating—like the telephone and the internet—linking people all around the world. Sometimes they make the world a safer place; the invention of seat belts, for example, makes riding in a car much safer, and modern medicine helps most of us survive to a ripe old age. As recently as 1900, the life expectancy in the United States for a male was about 46 years and approximately 48 years for a female, while today, thanks to countless modern inventions, most people in the developed world live past 80! Many inventions simply make life easier in some way. Computers, for example, make communicating, calculating, designing, analyzing vast amounts of data, solving problems, and many other tasks far faster and easier. Eyeglasses allow

Pokémon Go, an augmented reality mobile game.

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WOMEN IN PHYSICS