(Encyclopedia) letters, in literature, written messages, ranging from those addressed to the public and those sent from lover to lover, to business letters and thank-you notes. The common quality…
(Encyclopedia) Bohr, Niels Henrik DavidBohr, Niels Henrik Davidnēls hănˈ rēk dāˈvēᵺ [key]Bohr, Niels Henrik David bōr [key], 1885–1962, Danish physicist, one of the foremost scientists of modern…
(Encyclopedia) bicycle, light, two-wheeled vehicle driven by pedals. The name velocipede is often given to early forms of the bicycle and to its predecessor, the dandy horse, a two-wheeled vehicle…
Benito Mussolini(1883–1945)National Archives and Records Admin.Bessie Smith(1894–1937)The Library of Congress Picture CollectionWilliam Butler Yeats(1865–1939)Archive PhotosJoseph Stalin (1879–1953…
That Old Quantum TheoryTheories of the UniverseThat Old Quantum TheoryPlanck's ConstantPhotoelectric Effect Explained, the Quantum Strikes AgainBohr's Atomic Theory Einstein's two theories of…
The Experiment That FailedTheories of the UniverseThe Dual Nature of LightYou Can't See It, but It Has to Be ThereThe Experiment That FailedA Little Bit of Quanta Goes a Long Way Now that the…
(Encyclopedia) rutherfordiumrutherfordiumrŭᵺˌərfôrˈdēəm [key], artificially produced radioactive chemical element; symbol Rf; at. no. 104; mass number of most stable isotope 265; m.p., b.p., and sp.…
(Encyclopedia) translation [Lat.,=carrying across], the rendering of a text into another language. Applied to literature, the term connotes the art of recomposing a work in another language without…
