Olaus Roemer was born in Jutland on September 25, 1644. He studied astronomy at the University of Copenhagen and traveled to Paris where he found his calling in observing the motions of Jupiter's largest satellites. Gian Dominico Cassini, a colleague...

1644-1710 Danish Astronomer and Physicist Ole Römer is famous for demonstrating the finite velocity of light. He produced various scientific instruments including an improved micrometer, planetaria, the first transit circle, and an alcohol...

1644-1710 Danish astronomer celebrated for demonstrating light's finite velocity. Römer noticed that the intervals between successive eclipses of Jupiter's satellites varied depending on Earth's positions—diminishing as...

Ole Christensen Rømer [o(ː)lə ˈʁœːˀmɐ] (25 September 1644, Århus – 19 September 1710, Copenhagen) was a Danish astronomer who in 1676 made the first quantitative measurements of the speed of light. In the scientific literature alternative...

NINETEENTH-CENTURY VIOLINISTCOMPOSER OLE BULL, "the Norwegian Paganini," was a flamboyant showman, a trickster who used an oversized bow and a flattened bridge so he could dazzle fans by playing all four strings simultaneously. And for decades Bull has been pulling off a trick in...

Oles Gonchar was the author of some 20 novels, translated into every important European language, and a dedicated politician in his native Ukraine. He was a deputy to the USSR Supreme Council for many years and chairman of the Board of the Union...