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Bunsen, Christian Karl Josias, Freiherr von

(Encyclopedia) Bunsen, Christian Karl Josias, Freiherr vonBunsen, Christian Karl Josias, Freiherr vonkrĭsˈtyän kärl yōzēˈäs frīˈhĕr fən b&oobreve;nˈzən [key], 1791–1860, Prussian diplomat and…

Mexico Chiefs of State & Cabinet Members

Chiefs of State and Cabinet Members of Foreign Governments Date of Information: 10/30/2022[source] Pres. Andrés Manuel López Obrador Sec. of the Interior Adán Augusto Lopez Hernandez Sec.…

Hall effect

(Encyclopedia) Hall effect, experiment that shows the sign of the charge carriers in a conductor. In 1879 E. H. Hall discovered that when he placed a metal strip carrying a current in a magnetic…

DK Science: Heat Transfer

EVAPORATIONCONVECTIONCONDUCTIONRADIATIONFIND OUT MOREHeat energy can be transferred from one place to another by three main processes. In CONVECTION, heat energy is carried by the movement of…

Lenau, Nikolaus

(Encyclopedia) Lenau, NikolausLenau, Nikolausnēˈkōlous lāˈnou [key], pseud. of Nikolaus Niembsch Edler von StrehlenauNikolaus Niembsch Edler von Strehlenaunēmpsh ādˈlər fən shtrāˈlənou [key], 1802–50…

Oberth, Hermann Julius

(Encyclopedia) Oberth, Hermann Julius, 1894–1989, Austro-German astronautical pioneer, b. Hermannstadt, Austria-Hungary (now Sibiu, Romania). Beginning his studies in astronautics before World War I…

Tristram and Isolde

(Encyclopedia) Tristram and IsoldeTristram and Isoldetrĭsˈtrəm, ĭsōlˈdə, ĭzōlˈ– [key], medieval romance. The earliest extant version (incomplete) was written (c.1185) by Thomas of Britain in Anglo-…

Robert Dale OWEN, Congress, IN (1801-1877)

OWEN, Robert Dale, a Representative from Indiana; born in Glasgow, Scotland, November 7, 1801; studied under private teachers and attended the Emanuel von Fellenberg School at Hofwyl, near…