Maglev - Wikipedia
WEB18 hours ago · The neutrality of this article is disputed. Relevant discussion may be found on the talk page. Please do not remove this message until conditions to do so are met. (May 2023) (Learn how and when to remove this message) Transrapid 09 at the Emsland test facility in Lower Saxony, Germany A full trip on the Shanghai Transrapid maglev train ...
Cosmic microwave background - Wikipedia
WEB18 hours ago · v. t. e. The cosmic microwave background ( CMB or CMBR) is microwave radiation that fills all space in the observable universe. It is a remnant that provides an important source of data on the primordial universe. [1] With a standard optical telescope, the background space between stars and galaxies is almost completely dark.
Kilo-class submarine - Wikipedia
WEB18 hours ago · A Russian Kilo-class submarine underway on the surface. The Kilo-class submarines are a group of diesel-electric attack submarines designed by the Rubin Design Bureau [1] [2] [3] in the Soviet Union in the 1970s and built originally for the Soviet Navy . The first version had the Soviet designation Project 877 Paltus ( Russian: Па́лтус ...
Hyperbaric medicine - Wikipedia
WEB18 hours ago · 8-721. MedlinePlus. 002375. [ edit on Wikidata] Hyperbaric medicine is a medical treatment in which an increase in barometric pressure over ambient pressure is employed increasing the partial pressures of all gases present in the compressed air. The immediate effects include reducing the size of gas embolisms and raising the partial …
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