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Vor 21 Stunden · Featured articles in Wikipedia. This star symbolizes the featured content on Wikipedia. Featured articles are considered to be some of the best articles Wikipedia has to offer, as determined by Wikipedia's editors. They are used by editors as examples for writing other articles.
Vor einem Tag · The dates listed in this section refer to the earliest evidence of an invention found and dated by archaeologists (or in a few cases, suggested by indirect evidence).
Vor 2 Tagen · As gate voltage increases, the inversion electron density in the channel increases, the current increases, and the device turns on. The field-effect transistor, sometimes called a unipolar transistor, uses either electrons (in n-channel FET) or holes (in p-channel FET) for conduction.
Vor einem Tag · Müller was awarded the Nobel Prize in Physiology or Medicine in 1948 "for his discovery of the high efficiency of DDT as a contact poison against several arthropods". [6] The WHO 's anti-malaria campaign of the 1950s and 1960s relied heavily on DDT and the results were promising, though there was a resurgence in developing countries afterwards.
Vor 21 Stunden · The channel, which was headquartered in the offices of the NBC News Channel affiliate news service in Charlotte, North Carolina, employed over 50 journalists to produce, write, anchor and provide technical services. Canal de Noticias NBC shut down in 1999 due to the channel's inability to generate sustainable advertising revenue.
Vor 2 Tagen · The following is a list of programs that are currently airing or have formerly aired on public television in the United States on the 24/7 PBS Kids Channel (the original channel and its revival) and the PBS Kids block on local PBS stations.
