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10 godz. temu · Trinity was the code name of the first detonation of a nuclear weapon, conducted by the United States Army at 5:29 a.m. MWT (11:29:21 GMT) on July 16, 1945, as part of the Manhattan Project.The test was of an implosion-design plutonium bomb, nicknamed the "gadget", of the same design as the Fat Man bomb later detonated over Nagasaki, Japan, on August 9, 1945.
10 godz. temu · The U.S. Coast Guard is a humanitarian and security service. It protects the United States ' borders and economic and security interests abroad; and defends its sovereignty by safeguarding sea lines of communication and commerce across U.S. territorial waters and its Exclusive Economic Zone.
10 godz. temu · The coast is best explored by boat, helicopter, or by hiking the challenging Kalalau Trail, which offers unparalleled views of the landscape. Hawaii Volcanoes National Park, Big Island; Hawaii Volcanoes National Park on the Big Island is home to two of the world’s most active volcanoes, Kīlauea and Mauna Loa.
10 godz. temu · February 1, 1965 (Monday). Manned Spacecraft Center (MSC) received the first qualification configuration extravehicular life-support system (ELSS) chest pack. Tests of this unit and the ELSS umbilical assembly were being conducted at MSC. Meanwhile, AiResearch was preparing for systems qualification tests. Zero-gravity flight tests of the ELSS had shown that egress and ingress while wearing a ...
