What does it take to come up with an invention or a new idea nobody has ever thought of before? For many scientists, engineers and other innovators, it all starts with a problem that needs solving.

China has outpaced other countries in the widespread adoption and adaptation of all of the four technologies. "Some may argue that the technologies the 'four new great inventions' are based on did ...

Plain common sense teaches any man that it is foolishness itself to prefer an invention merely because it is new, and deride another merely because it is old. We are also advocates of all that is ...

Almost every day, engineers surprise us with new generation high-tech devices. Some developments receive rave reviews, others seem perplexing. However, these inventions have one thing in common ...

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Interview with THOMAS A. EDISON. TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may view ...