Events
1773 - The Whirlpool Galaxy (above) was discovered by Charles Messier
1892 - Edward Emerson Barnard discovers D/1892 T1 (Barnard 3), the first comet discovered by photographic means
1976 - The first electron micrograph of an Ebola viral particle was obtained by F.A. Murphy at the C.D.C..
2003 - The Public Library of Science commences publication of an open access scientific journal, PLoS Biology.
Births
1820 - John William Dawson, Canadian geologist
1821 - Rudolf Virchow, German physician, pathologist, biologist, and politician
Deaths
1687 - Geminiano Montanari, Italian astronomer
1987 - Walter Brattain, American physicist and Nobel Prize laureate
2003 - Bertram Brockhouse, Canadian physicist and Nobel Prize laureate
More like this
Events
1895 - While experimenting with electricity Wilhelm Röntgen discovers X-rays.
Births
Among my usual flood of daily email, I frequently get tossed onto mailing lists for conservative think tanks. Why? I don't know.
Take a look at the following three animations. Each will flash very rapidly through a set of words (9 words per second!). Your job is to watch carefully and see if you notice a word that describes an occupation that a human performs for money.
Events