1899 in science

The year 1899 in science and technology involved some significant events, listed below.

Astronomy

* The 80 cm refracting telescope is completed at Potsdam Observatory.

Chemistry

*Actinium is discovered by Andre Debierne.

Physics

*Ernest Rutherford classifies two types of radiation, alpha rays and beta rays.
*Henri Becquerel discovers that radiation from uranium consists of charged particles and can be deflected by magnetic fields.

Mathematics

*David Hilbert creates the modern concept of geometry with the publication of his book "Grundlagen der geometrie".

Medicine

*Bubonic plague enters Brazil through the seaport of Santos.
* March 6 - Felix Hoffmann patents Aspirin.
* March 6 - Bayer registers aspirin as a trademark.

Technology

* February 14 - Voting machines are approved by the U.S. Congress for use in federal elections.

Awards

* Copley Medal: Lord Rayleigh
*Wollaston Medal for Geology: Charles Lapworth

Births

* January 12 - Paul Hermann Müller (d. 1965), chemist, winner of the Nobel Prize in Physiology or Medicine in 1948.
* February 27 - Charles Best (d. 1978), medical scientist.

Deaths

* January 4 - Henry Alleyne Nicholson (b. 1844), British palaeontologist and zoologist.
* February 18 - Sophus Lie (b. 1842), Norwegian mathematician.
* March 18 - Othniel Charles Marsh (b. 1831), paleontologist.
* August 16 - Robert Bunsen (b. 1811), German Chemist, perfector of the bunsen burner.