Description: Joseph Henry,the first Smithsonian Secretary, served from 1846 to 1878 and was a physicist who conducted pioneering research in electromagnetism.
Description: After successfully completing his 1925 European business trip, 29-year-old Watson Davis headed home on the S.S. Republic, boarding at Cherbourg, France, on October 2. The science journalist had covered the annual meeting of the British Association for the Advancement of Science and discussed with Sir Richard Gregory (Editor of the journal Nature) the plausibility of