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Shoppers have pulled back for a year now as costs have risen 20% to 30% higher than they were three years ago and as incomes failed to keep up, said Sarah Wyeth, managing director, retail and ...
§ 20 § 20 Röntgenverordnung (röv_1987) [§ 20 X-ray Ordinance] (in German) and § Annex+2 Annex 2 (to § 8 para. 1 sentence 1 RöV) (röv_1987) (in German) Depending on the application, nuclear medicine requires even more extensive protective measures, up to and including concrete walls several meters thick.
Search for extraterrestrial intelligence. The search for extraterrestrial intelligence ( SETI) is a collective term for scientific searches for intelligent extraterrestrial life, for example, monitoring electromagnetic radiation for signs of transmissions from civilizations on other planets.
JonBenét Ramsey photographed by Randy Simons on June 18, 1996. / 33.95501; -84.55637. JonBenét Patricia Ramsey (August 6, 1990 – December 25, 1996) [1] was an American child beauty queen who was killed at the age of six in her family's home at 755 15th Street [2] [a] in Boulder, Colorado. A long handwritten ransom note was found in the home.
The Strategic Defense Initiative ( SDI ), derisively nicknamed the Star Wars program, was a proposed missile defense system intended to protect the United States from attack by ballistic nuclear missiles. The concept was announced in 1983, by President Ronald Reagan, [1] a critic of the doctrine of mutual assured destruction (MAD), which he ...
The Man with the Golden Gun (1974) After receiving a golden bullet with James Bond's code "007" etched into its surface M relieves Bond of a mission locating a British scientist, Gibson, who has invented the "Solex agitator", a device to harness solar power, thereby solving the energy crisis.
Iridium is a chemical element; it has symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, it is considered the second-densest naturally occurring metal (after osmium) with a density of 22.56 g/cm 3 (0.815 lb/cu in) [8] as defined by experimental X-ray crystallography. [a] 191 Ir and 193 Ir ...
In 2023, utility-scale solar power generated 164.5 terawatt-hours (TWh), or 3.9% of electricity in the United States. Total solar generation that year, including estimated small-scale photovoltaic generation, was 238 TWh. [2] As of the end of 2023, the United States had 179 gigawatts (GW) of installed photovoltaic (utility and small scale) and ...
Block 5 of Irsching Power Station in Southern Germany uses natural gas as fuel in a combined cycle converting 1750 megawatts of thermal energy to 847 net MW of usable electricity. It cost €450 million to build. This works out to some €531 per kW of capacity. However, due to the uneconomical prospect of operating it as a peaking power plant ...
Tokamak. The reaction chamber of the DIII-D, an experimental tokamak fusion reactor operated by General Atomics in San Diego, which has been used in research since it was completed in the late 1980s. The characteristic torus-shaped chamber is clad with graphite to help withstand the extreme heat. A tokamak ( / ˈtoʊkəmæk /; Russian ...