Description: Henry David Hubbard (1870-1943), a physicist at the U.S. National Bureau of Standards, designed the first edition of the "Periodic Chart of the Atoms" in 1924. The chart is still in use today, continually updated to reflect new elements.
Description: On January 24, 1925, for the first time in over a century, a total solar eclipse would be visible across the northern part of the United States. How scientists used a dirigible to observe the phenomenon.
Description: Everyone loves a parade – especially one followed by a banquet. When scientists and politicians met in Washington, D.C., on November 23, 1936, to celebrate the centennial of the U.S. patent system, they listened first to a conventional program of speeches. Then, in the afternoon, Science Service director Watson Davis arranged something different: a “Research Parade” featuring
Description: [edan-image:id=siris_arc_395101,size=300,left]When Harvard Medical School distributed these photographs of John Clavon Norman, Jr., M.D. (1930-2014) to news services in the 1960s, Dr. Norman was at an exciting stage of his career. The young physician had already made quite a journey, but there would be even more paths to blaze. He had been born in West Virginia to parents who
Description: In a Presidential election year, political news coverage can sometimes seem almost too instantaneous and continuous. Thanks to smartphones with cameras and microphones, journalists and citizens can relay images and sound from almost anywhere inside campaign activities. There was a time, however, when live broadcasting from political conventions and rallies was novel.Starting