Events
1868 - Pierre Jules César Janssen discovers helium.
1877 - Asaph Hall discovers Phobos.
Deaths
2001 - David Peakall, British toxicologist.
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So what are these?
Events
1882 - Robert Koch announces the discovery of the bacterium responsible for tuberculosis (mycobacterium tuberculosis; seen above
in culture).
1965 - Ranger 9, equipped to convert its signals into a form suitable for showing on domestic television, brings images of the…
Sincerest apologies for being MIA for quite a while now. This week in particular was hectic (in good ways) and time to blog was negligible. Two candidates interviewed and the systematics workshop was excellent. But it is now Saturday, Spring Break has started, and I theoretically have some down…
Events
1979 - Skylab (above) returns to Earth.
Births
1916 - Aleksandr Mikhailovich Prokhorov, Russian physicist, Nobel laureate
1924 - César Lattes, Brazilian physicist
1931 - Tullio Regge, Italian physicist
Deaths
1909 - Simon Newcomb, American astronomer and mathematician
Events
1977 - Scientists identify a previously unknown bacterium (Legionella pneumophila, above) as the cause of the mysterious Legionnaires’ disease.
Births
1856 - Daniel Hale Williams, African-American surgeon
1892 - Paul Rostock, German surgeon
1918 - Gustave Gingras, French Canadian physician…