800-Year-Old Tomb Discovered in Peru

LIMA, PERU—The remains of eight people estimated to be 800 years old were discovered by workers laying gas pipes near Lima, according to an ...

Saturday

Newsletter for Saturday 2 May.

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Feature for Today
Thumbnail of Frederick Scott Archer

On 2 May 1857, Frederick Scott Archer died, the English inventor who invented the photographic wet collodion process (1850), the first by which multiple prints could be made, and used for the next three decades until replaced by the use of the modern gelatin emulsion.

He is one of those inventors whose name is little-known, died in poverty and yet made a great contribution in his field. When he died, a subscription was collected for his widow, and also Parliament granted her, and their children, a government pension, in appreciation of the value of his invention to the nation.

For a short outline of his life, and the wet collodian process, read this article from A History of Photography (1888).


Book of the Day
Against the Odds: An Autobiography

On 2 May 1947, Sir James Dyson was born. Today's book pick is: Against the Odds: An Autobiography, by James Dyson. This is the inspiring autobiography of James Dyson, Britain’s leading entrepreneur and inventor, founder of Dyson Appliances and inventor of the Dual Cyclone, England’s biggest-selling vacuum cleaner.

It’s a thorough and humorous autobiography combined with many trenchant statements about the shortcomings of modern business. More important, it sets forth Dyson’s successful approach to product design.

What we now celebrate as the “overnight success” and “the genius” of Dyson products is anything but, and this is the book that tells this fascinating story. It took Dyson over a decade to turn the original “eureka” moment for his vacuum cleaner into a product on the market, which includes finding bank loans, years of day to day R&D, years of unsuccessful attempts at licensing deals, oh and half a dozen legal battles in between. Even just reading this story makes you wonder how James Dyson managed to get through it all.

This is a true entrepreneurial story, with all the ups and downs, and dozens of interesting insights. Dyson’s perspective and attack on the state of British manufacturing and funding is in itself a must read for every entrepreneur. Additionally, we get a glimpse at his no-nonsense, “Edisonian” approach at innovation: don’t worry about the experts, get to it, test one thing at a time, iterate, improve, rinse, repeat. It took Dyson 1000+ prototypes to arrive at his first vacuum cleaner.

It is available from Amazon, typically about New from $57.50. Used from $2.67. (As of earlier time of writing - subject to change.)


Quotations for Today
Thumbnail of Sir William Bayliss
But, as Bacon has well pointed out, truth is more likely to come out of error, if this is clear and definite, than out of confusion, and my experience teaches me that it is better to hold a well-understood and intelligible opinion, even if it should turn out to be wrong, than to be content with a muddle-headed mixture of conflicting views, sometimes miscalled impartiality, and often no better than no opinion at all.
— Sir William Bayliss, English physiologist (born 2 May 1860). quote icon
Thumbnail of Sir James Dyson
[In my home workshop,] generally I’m mending things, which is interesting because you learn a lot about why they broke.
— Sir James Dyson, English engineer and industrial designer (born 2 May 1947). quote icon
Thumbnail of Sir D’Arcy Wentworth Thompson
It behooves us always to remember that in physics it has taken great men to discover simple things. They are very great names indeed which we couple with the explanation of the path of a stone, the droop of a chain, the tints of a bubble, the shadows of a cup.
— Sir D’Arcy Wentworth Thompson, Scottish zoologist (born 2 May 1860). quote icon

Quiz
Before you look at today's web page, see if you can answer some of these questions about the events that happened on this day. 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.
Births
Thumbnail of Benjamin Spock
An American pediatrician, born 2 May 1903, was perhaps the best-known writer of books on child rearing.
What is the name of this pediatrician?
Thumbnail of Jesse William Lazear
Jesse William Lazear, born 2 May 1866, was an American physician who as a member of the yellow fever commission proved that the infectious agent of yellow fever is transmitted by Aëdes aegypti.
What is the common name of this agent?
Deaths
Thumbnail of  David Wechsler,
David Wechsler (1896-1981) was a U.S. psychologist who is also known for his work with abilities of children and adults.
What ability did he test?
Thumbnail of Leonardo da Vinci
This Italian who died 2 May 1519 had many talents as painter, sculptor, architect and engineer. He filled notebooks with his scientific ideas.
What is the name of this multi-talented person?
Events
Thumbnail of
On 2 May 1800, William Nicholson, an English chemist took a battery he had built, and some water, and did something with them never done before.
What did he do?
Thumbnail of
In 1775, this famous American patriot and scientist finished a study of the Gulf Stream. While deputy postmaster of the British Colonies, beginning in 1769, he noted and set about explaining the fact that ships took 2 weeks longer to bring mail from England than was needed for the return voyage.
What is the name of this scientist?

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 May 2 web page of Today in Science History. Or, try this link first for just the brief answers.

Fast answers for the previous newsletter for May 1: 16th century (1493-1541) • Scott Carpenter • sulphur • William Hewson • BASIC • Hoover Dam • Empire State Building.
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