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| NEWSLETTER - JULY 17 |
| Before you look at today's web page, see if you can answer some of these questions about the events that happened on July 17. Some of the names are very familiar. Others will likely stump you. Tickle your curiosity with these questions, then check your answers on today's web page. |
| Quotations for Today |
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| QUIZ |
| Births |
| Gordon Gould, born 17 Jul 1920 is an American physicist who, on 9 Nov 1957, during a Saturday night without sleep, was inspired to write down the principles of a new invention in his notebook. Although Charles Townes and Arthur Schawlow, also successfully developed the same idea, eventually Gould gained his long-denied patent rights. What was this important and widely used invention? |
| Nils Bohlin, born 17 Jul 1920, is a Swedish engineer who invented what is considered one of the most important innovations in automobile safety. He joined AB Volvo in 1958 as safety engineer, where he invented and patented this device. In Aug 1959, Volvo was the first car manufacturer to introduce the device in their cars. They made this design freely available to other car manufacturers to save more lives. What is this life-saving safety device? |
| Deaths |
| A French mathematician, physicist, and astronomer (1854-1912) influenced cosmogony, relativity, and topology and was a gifted interpreter of science to a wide public. In applied mathematics he studied optics, electricity, telegraphy, capillarity, elasticity, thermodynamics, potential theory, quantum theory, theory of relativity and cosmology. He is often described as the last universalist in mathematics. He is acknowledged as a co-discoverer, with Albert Einstein and Hendrik Lorentz, of the special theory of relativity. Can you name this mathematician? |
| Events |
| On 17 Jul 1959, Mary Leakey discovered the oldest human skull in the Olduvai Gorge in the Serengeti Plains of Tanganyika (now Tanzania, East Africa). The skull is an almost complete cranium, with a brain size is about 530 cc. This was the first specimen of this species, now reclassified (1967) as Australopithecus boisei. To the nearest half-million years, how old is this skull? |
| Answers |
| When you have your answers ready to all the questions above, you'll find all the information to check them, and more, on the July 17 web page of Today in Science History. Or, try this link first for just the brief answers. |
| Fast answers for the previous newsletter for July 16: asteroid; a device arranged to shuttle back and forth across the loom by means of cords to a peg operated by a weaver with one hand; fine bone china; the decade including the year 1945; Neil A. Armstrong, Edwin E. Aldrin, Jr., and Michael Collins; Shoemaker-Levy 9. |
| Feedback |
| If you enjoy this newsletter, the website, or wish to offer encouragement or ideas, please write. |
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