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  1. 2 days ago · RADAR did not suddenly spring to life in the summer of 1940. Its concepts and development began in 1886 when Heinrich Hertz discovered that metallic objects reflect radio waves.

  2. 4 days ago · The development of radio technology began in the late 1800s with the discovery of electromagnetic waves by Heinrich Hertz. This discovery paved the way for Guglielmo Marconi to develop the first wireless telegraphy system in the 1890s, which allowed for the transmission of Morse code over long distances without wires.

  3. 1 day ago · German physicist who was the first to produce electromagnetic waves artificially (1857-1894) synonyms: Heinrich Rudolph Hertz, Hertz. see more.

  4. 2 days ago · Heinrich Hertz (1857 – 1894)On November 13, 1886, German physicist Heinrich Hertz succeeded to transmit electromagnetic waves from a sender to a receiver in Karlsruhe.Hertz conclusively proved the existence of the electromagnetic waves theorized by James Clerk Maxwell’s electromagnetic theory of lig...

  5. 4 days ago · Heinrich Hertz wies an der TH Karlsruhe die Existenz elektromagnetischer Wellen experimentell nach. 6 Nobelpreisträger haben an den Vorgängerorganisationen – namentlich der TH Karlsruhe bzw. der Universität Karlsruhe – studiert, gelehrt oder geforscht:

  6. 3 days ago · #sozial. Das HHBK unterstützt soziale Projekte. Wir stehen für Integration und sind Schule ohne Rassismus – Schule mit Courage inkl. Schulsozialarbeit. #sozial. #international. Auf dem Weg zur Europaschule! Das HHBK hat viele Partnerschulen, Austausch- & internationale Fortbildungsprogramme zu bieten. #international. Zusatzqualifikationen.

  7. 21 hours ago · The Tokyo Skytree in Tokyo, Japan has been the tallest tower since 2012.. This list includes extant structures that fulfill the engineering definition of a tower: "a tall human structure, always taller than it is wide, for public or regular operational access by humans, but not for living in or office work, and which is self-supporting or free-standing, meaning no guy-wires for support."

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