1898 in science,
other events of 1899,
1900 in science and the
list of years in science.
The 80 cm refracting telescope is completed at Potsdam Observatory.
Actinium discovered by Andre Debierne.
Ernest Rutherford classifies two types of radiation, alpha rays and beta rays.
Henri Becquerel discoveres that radiation from uranium consists of charged particles and can be deflected by magnetic fields.
David Hilbert creates the modern concept of geometry with the publication of his book Grundlagen der geometrie.
Wollaston Medal for Geology: Charles Lapworth
January 12 - Paul Hermann Müller, chemist, winner of the Nobel Prize in Physiology or Medicine in 1948 (+ 1965)
February 27 - Charles Best, medical scientist (+ 1978)
Robert Bunsen - German Chemist, perfector of the bunsen burner.
Sophus Lie - Norweigen mathematician