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Welcome to a review of all the Sherlock Holmes stories that are collected in the work “The Return of Sherlock Holmes.” It is a collection of thirteen detective stories...
Who laid the groundwork for modern technology? Modern inventions like transistors, ICs and wireless communications didn’t come out of thin air; thousands of brilliant scientists and inventors had to discover every aspect of the electronic technology that made them possible over the last few hundred years. by Dr David Maddison
Alexander Graham Bell, (born March 3, 1847, Edinburgh, Scotland—died August 2, 1922, Beinn Bhreagh, Cape Breton Island, Nova Scotia, Canada), Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and the refinement of the phonograph (1886). Alexander (“Graham” was not added until he was 11) was born to Alexander Melville Bell and Eliza Grace Symonds. His mother was almost deaf, and his father taught elocution to the deaf, influencing Alexander’s later career choice as teacher of the deaf. At age 11...
Solar cells are everywhere nowadays, but how much do you really know about their history and their role in meeting our future energy needs?
Since their invention nearly 75 years ago, transistors have reshaped the world. This series of articles will cover the most interesting bits of their history and describe how manufacturing methods have changed over time. by Ian Batty