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The operation consisted of 29 explosions, of which only two did not produce any nuclear yield.Twenty-one laboratories and government agencies were involved. While most Operation Plumbbob tests contributed to the development of warheads for intercontinental and intermediate range missiles, they also tested air defense and anti-submarine warheads with smaller yields.
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Land speed records by type of vehicle Category Speed (km/h) Speed (mph) Vehicle Operator Date Certifier Refs Land speed record [a] 1,227.985: 763.035: ThrustSSC: Andy Green: 15 Oct 1997 FIA [2] Wheel-driven [b] 745.187: 463.038: Vesco Turbinator II: Dave Spangler 14 Aug 2018 SCTA [3] [4] Piston-engine [c] 722.204: 448.757: Challenger 2: Danny ...
The Kola Superdeep Borehole SG-3 (Russian: Кольская сверхглубокая скважина СГ-3, romanized: Kol'skaya sverkhglubokaya skvazhina SG-3) is the deepest human-made hole on Earth (since 1979), which attained maximum true vertical depth of 12,262 metres (40,230 ft; 7.619 mi) in 1989. [1]
A speed record is a world record for speed by a person, animal, or vehicle. The function of speed record is to record the speed of moving animate objects such as humans, animals or vehicles. The function of speed record is to record the speed of moving animate objects such as humans, animals or vehicles.
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A male humpback whale made one of the longest and most unusual migrations on record for the species, an anomaly scientists say might be linked to climate change. The whale was first sighted in ...
In 2015, Stephan Geier of the European Southern Observatory led a team that reported in Science that the velocity of the star was 1,200 km/s (4,300,000 km/h; 2,700,000 mph), the highest ever recorded in the galaxy. [3] [7] [8] The star's high velocity was originally suspected to be caused by the massive black hole at the center of the galaxy.