1870 in science

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The year 1870 in science and technology involved some significant events, listed below.

Biology

• January 18 – Gerhardt Krefft first describes the Queensland lungfish, in The Sydney Morning Herald.
• Charles Valentine Riley confirms Phylloxera as the cause of the Great French Wine Blight.^[1]

Chemistry

• Norman Lockyer and Edward Frankland propose that the gas detected in solar observations should be called 'helium'.^[2][3]

Ecology

• Introduced rabbits reach the New South Wales border in Australia.

Mathematics

• Felix Klein constructs a model for hyperbolic geometry establishing its self-consistency and the logical independence of Euclid's fifth postulate. (Note: Eugenio Beltrami had previously given such a model in 1868.)
• W. Stanley Jevons publishes the popular textbook Elementary Lessons on Logic.^[4]

Medicine

• Louis Pasteur and Robert Koch establish the germ theory of disease.
• Henry Maudsley publishes his lectures on Body and Mind: an Inquiry into their Connection and Mutual Influence.
• Frances Morgan becomes the first British woman to receive a Doctor of Medicine degree from a European university, the University of Zurich.

Meteorology

• November 1 – In the United States, the newly created Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast: "High winds at Chicago and Milwaukee... and along the Lakes".

Paleontology

• Eustreptospondylus oxoniensis juvenile dinosaur fossil found in Summertown, Oxford.^[5]

Physics

• Rudolf Clausius proves the scalar virial theorem.

Psychology

• Ludimar Hermann observes the Hermann grid illusion.^[6]

Technology

• February 26 – In New York City, the first pneumatic-subway is opened.
• August 2 – Official opening of the Tower Subway beneath the River Thames in London, first use of the cylindrical wrought iron tunnelling shield devised by Peter W. Barlow and James Henry Greathead^[7] and of a permanent tunnel lining of cast iron segments.^[8]
• Collotype black-and-white photographic process invented.
• Henry R. Heyl receives a US patent for a magic lantern movie projector.
• Joy valve gear for steam locomotives is patented in the UK.
• The stock ticker is invented by Thomas Alva Edison.
• First known use of weapons for the anti-aircraft role at Paris during the Franco-Prussian War.

Institutions

• Ellen Swallow Richards becomes the first woman admitted to study at the Massachusetts Institute of Technology.

Awards

• Copley Medal: James Joule
• Wollaston Medal for geology: Gerard Paul Deshayes

Births

• January 9 – Joseph Strauss (died 1938), American bridge engineer.
• January 13 – Ross Granville Harrison (died 1959), American physiologist.
• February 7 – Alfred Adler (died 1937), Austrian psychotherapist.
• March 17 – Horace Donisthorpe (died 1951), English entomologist.
• May 20 – Arthur Korn (died 1945), German inventor.
• October 23 – George Newman (died 1948), English public health physician.

Deaths

• March 9 – 'Granny' Maria Ann Smith (born 1799), English-born Australian horticulturalist.
• March 12 – Charles Xavier Thomas (born 1785), French inventor of the first mass-produced calculator.
• December 27 (O.S. December 15) – Nikolai N. Kaufman (born 1834), Russian botanist.
• November 14 – Karl Weltzien (born 1813), German inorganic chemist.
• Alexander Henry Haliday (born 1806), Anglo Irish entomologist.

References

1. "The Great French Wine Blight". Wine Tidings 96. July–August 1986. Archived from the original on 17 July 2011. Retrieved 2011-08-01.
2. Thomson, W. (1872) Report of the British Association for the Advancement of Science 99.
3. "Discovery of Helium". Sir Joseph Norman Lockyer. Retrieved 2011-03-30.
4. Grattan-Guinness, Ivor (2000). The Search for Mathematical Roots, 1870–1940. Princeton University Press. ISBN 978-0-691-05858-0.
5. Phillips, John (1871). Geology of Oxford and the Valley of the Thames. Oxford: Clarendon Press. Display in Oxford University Museum of Natural History.
6. Hermann, L. (1870). "Eine Erscheinung simultanen Contrastes". Pflügers Archiv für die gesamte Physiologie 3: 13–15. doi:10.1007/BF01855743.
7. Smith, Denis (2001). Civil Engineering Heritage: London and the Thames Valley. Thomas Telford. pp. 22–23. ISBN 0-7277-2876-8.
8. West, Graham (2005). Innovation and the Rise of the Tunnelling Industry. Cambridge University Press. pp. 116–118. ISBN 0-521-33512-4.