Amazing Discoveries Part 1

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Homework

Inventor:

  • Roberto Nevelis of Venice, Italy, is often credited with having invented homework in 1905 in the education system.
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  • Hours spent in school had no positive impact on the knowledge & skills of his children; he decided to invent a way so that it can benefit students.

About the Invention:

  • Homework is today an integral part of the educational process; it makes learning easier and more effective.
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  • In the 1st century AD, Pliny the Younger, the teacher on the oratory who invented homework, asked his followers to participate in at-home activities.
  • The practice was aimed at developing the speaking skills of a person in a more informal atmosphere.
  • In the United States, education was not taken seriously until the 20th century.
  • It was taken as a nuisance since children were needed at home to support their family instead of being involved with studies.
  • But after the 2nd World War, the mindset of people changed when the World stated needing more people with educational qualifications to help with problems around the Globe.
  • It is also said that homework was initially practiced as a punishment for students who would not study.

Computer

Inventor:

  • Credit for being the first to consider building so versatile a device goes to the British mathematician Charles Babbage, who in 1834 began drawing up plans for what he called the ‘analytical engine’.
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About the Invention:

  • Early computers were actually people, not machines – it was a job title.
  • The word dates back to 1613. “Computers” were people who performed complex calculations, essentially, they were mathematicians and bookkeepers.
  • The first computer, that we know about, is the Antikythera mechanism (200 BC – 70 BC). It is an ancient-Geek, hand-powered mechanical device.
  • Archaeologists believe it was used to calculate eclipses and other astronomical events.
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  • From 1822 Charles Babbage until he died in 1871, he designed 3 computers, but never actually constructed any of them, due to lack of funding

Timeline:

  • The Abacus -The earliest known calculating device is probably the abacus. It dates back at least to 1100 BCE and is still in use today, particularly in Asia.
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  • The first calculator or adding machine to be produced in any quantity and actually used was the Pascaline or Arithmetic Machine, designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.
  • It could only do addition and subtraction, with numbers.
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  • The earliest electronic computers were not “personal” in any way: They were enormous and hugely expensive, and they required a team of engineers and other specialists to keep them running.
  • In 1938 the United States Navy invented the Torpedo Data Computer (TDC), possibly the world’s first electromechanical computer. It was designed to track a target, aim & fire a torpedo from a submarine.
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  • Later Alan Turing designed the Colossus computer in 1943 in England, a fully programmable, electronic, digital computer, developed to aid British codebreakers in decrypting German radio telegraphic traffic.
  • Later Alan Turing designed the Colossus computer in 1943 in England, a fully programmable, electronic, digital computer, developed to aid British codebreakers in decrypting German radio telegraphic traffic.
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  • Unlike modern computers, it was programmed with a series of switches and plugs.
  • One of the first and most famous of these, the Electronic Numerical Integrator Analyzer and Computer (ENIAC), was built at the University of Pennsylvania by John W. Mauchly and J. Presper Eckert in 1946 to do calculations for the U.S. military during World War II.
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  • ENIAC cost $500,000, weighed 30 tons, and took up nearly 2,000 square feet of floor space.
  • The first electronic stored-program computer was the Manchester Baby, Manchester, UK (1948). Although relatively simplistic to other computers of the time, it was the first computer to store its program digitally (not via wires and switches).
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  • In 1991, the British Science museum constructed the design from Babbage’s original plans.
  • Amazingly, it worked! It took 6 years to build, weighs 4535.92kg (five short tons), measures 2.1 m, 3.4m, 0.5m (6’11” x 11’2” x 1’8”) and has 8,000 parts.
  • In 1973 first Personal Computer (PC) was invented by François Gernelle named Micral N.
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  • Later in 1975, The IBM 5100 was the first, commercially successful, portable computer.
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  • After a few more years of living, the modern computer was born.
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  • The principle of the modern computer was proposed by Alan Turing.
  • He proved that such a machine is capable of computing anything that is computable by executing instructions (program) stored on tape, allowing the machine to be programmable.
  • A lot of hardware and software framing along with programming went into the modern computer that we see today.

Chocolate-chip cookies

Inventor:

  • Chocolate-chip cookies were invented in the 1930s by Ruth Wakefield - the owner of the Toll House Inn Whitman, Massachusetts, USA.
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About the Invention:

  • Ruth decided to whip up a batch of Chocolate Butter Drop Do cookies, a popular old colonial recipe, to serve to her guests.
  • But as she started to bake, Ruth discovered she was out of baker’s chocolate.
  • Ruth then chopped up a block of Nestlé semi-sweet chocolate that had been given to her by Andrew Nestlé of the Nestlé Company.
  • Ruth had expected the chocolate to melt and disperse through the cookie dough as regular baking chocolate would.
  • Instead, the chocolate pieces retained their individual form, softening to a moist, gooey melt, and the world had its first known chocolate chip cookie.


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