At the apex of the Walkman craze, 1987 to ’97, the number of people who reported that they walked for exercise rose by 30 percent. ioulex In 1979, when Sony introduced the Walkman—a 14-ounce ...

Earliest records show a spoon shaped compass made of lodestone or magnetite ore, referred to as a "South-pointer" dating back to sometime during the Han Dynasty (2nd century BCE to 2nd century CE).

So died the one and only official Ferris wheel. But the invention lives on in the ubiquitous imitators inspired by the pleasure Ferris made possible. Eiffel’s immortal icon is undoubtedly une ...

InventHelp helps people patent and market their invention ideas to companies. InventHelp can assist you with pitching your ideas to retailers or obtaining a licensing deal. The company can also ...

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Most energy generators currently employed within the electronics industry are based on inorganic piezoelectric materials that are not bio-compatible and contribute to the pollution of the environment ...