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Number built. 64 (5 YF-117As, 59 F-117As) Developed from. Lockheed Have Blue. The Lockheed F-117 Nighthawk is a retired American single-seat, subsonic twin-engine stealth attack aircraft developed by Lockheed 's secretive Skunk Works division and operated by the United States Air Force (USAF). It was the first operational aircraft to be ...
- June 18, 1981; 42 years ago
- 22 April 2008 (Combat use)
- 64 (5 YF-117As, 59 F-117As)
- Lockheed Corporation
Zhencheng Lou. The Fujian tulou ( simplified Chinese: 福建土楼; traditional Chinese: 福建土樓; pinyin: Fújiàn tǔlóu; lit. 'Fujian earthen buildings') are Chinese rural dwellings [1] unique to the Hakka in the mountainous areas in southeastern Fujian, China. They were mostly built between the 12th and the 20th centuries.
- 152.65 ha (377.2 acres)
- 2008 (32nd Session)
- Cultural: (iii), (iv), (v)
DIY members can choose from an ever-growing list of exclusively designed courses, challenges, activities, workshops and earn experience points and skill badges on their completion. DIY also features a child-friendly social community that lets its members explore and post their work, connect with like-minded peers around the world, and engage in fun activities together.
- 160+ countries
- Singapore
- May 2012
Nominal cell voltage. 3.6 / 3.7 / 3.8 / 3.85 V, LiFePO4 3.2 V, Li4Ti5O12 2.3 V. A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are ...
Present location. National Archaeological Museum, Athens. The Antikythera mechanism ( / ˌæntɪˈkɪθɪərə / AN-tih-KIH-ther-ə) is an Ancient Greek hand-powered orrery (model of the Solar System), described as the oldest known example of an analogue computer [1] [2] [3] used to predict astronomical positions and eclipses decades in advance.
2006–present. Number built. 1,000+ [4] Developed from. Lockheed Martin X-35. The Lockheed Martin F-35 Lightning II is an American family of single-seat, single-engine, stealth multirole combat aircraft designed for air superiority and strike missions; it also has electronic warfare and intelligence, surveillance, and reconnaissance capabilities.
The Chernobyl disaster [a] began on 26 April 1986 with the explosion of the No. 4 reactor of the Chernobyl Nuclear Power Plant near the city of Pripyat in the north of the Ukrainian SSR, close to the border with the Byelorussian SSR, in the Soviet Union. [1] It is one of only two nuclear energy accidents rated at seven—the maximum severity ...
