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Camouflage trees (also known as fake trees, false trees, and observation trees) were observation posts invented in 1915 by French painter Lucien-Victor Guirand de Scevola while leading the French army's Section de Camouflage. They were used by the armed forces of France, the United Kingdom, and Germany in trench warfare during World War I.
Mark Rober is an American YouTuber, engineer, inventor, and educator.He is known for his YouTube videos on popular science and do-it-yourself gadgets.Before he became a YouTuber, Rober was an engineer with NASA for nine years, where he spent seven years working on the Curiosity rover at NASA's Jet Propulsion Laboratory.
The successful landing of Perseverance in Jezero Crater was announced at 20:55 UTC on February 18, 2021, [4] the signal from Mars taking 11 minutes to arrive at Earth. The rover touched down at 18°26′41″N 77°27′03″E / 18.4446°N 77.4509°E / 18.4446; 77.4509 , [ 80 ] roughly 1 km (0.62 mi) southeast of the center of its 7. ...
Abbott Handerson Thayer (August 12, 1849 – May 29, 1921) was an American painter, naturalist, and teacher.As a painter of portraits, figures, animals, and landscapes, he enjoyed a certain prominence during his lifetime, [1] and his paintings are represented in major American art collections.
Re-narrated Horizon episode, first aired in the UK in 1972. [4]We give you a behind-the-scenes look at the making of a nature film. Oxford Scientific Films Unit shows how it tackles such problems as filming a wood wasp laying its eggs inside trees, the hatching of a chick and the courtship rituals of the stickleback.
Camouflage in use in the Royal Netherlands Army in desert and arid climates. [55] M20 WoodLatPat Splinter — 2020 The Latvian Land Forces unveiled a new standard camouflage pattern. It uses a similar concept to the Swedish M90 Splinter camo, but with smaller shapes. [56] [57] M84: Flecktarn: 1984: Denmark; 9 color variants. [58]
Mars-1 was the first spacecraft launched to Mars in 1962, [266] but communication was lost while en route to Mars. With Mars-2 and Mars-3 in 1971–1972, information was obtained on the nature of the surface rocks and altitude profiles of the surface density of the soil, its thermal conductivity, and thermal anomalies detected on the surface of ...
Following the withdrawal of the U.S. military from South Vietnam in 1973, the U.S. Army ceased routine issue of camouflage clothing. The 1st Battalion, 13th Infantry Regiment wore the ERDL pattern as an experiment from January 1973 to 1974 [ 9 ] in Baumholder , Germany.