1870 in science

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

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.)

Medicine

* Louis Pasteur and Robert Koch establish the germ theory of disease.

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".

Physics

* Rudolph Clausius proves the scalar virial theorem.

Technology

* February 26 - In New York City, the first pneumatic-subway is opened.
* Collotype black and white photographic process invented.
* Henry R. Heyl receives a US patent for a magic lantern movie projector.
* 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.

Awards

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

Births

* March 17 - Horace Donisthorpe (d. 1951), British entomologist.

Deaths

* Charles Xavier Thomas de Colmar, inventor of the first mass-produced calculator