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för 18 timmar sedan · Qantas Empire Airways Short Empire flying boats at Rose Bay in Sydney Harbour, 1939. Qantas was founded in Winton, Queensland on 16 November 1920 by Hudson Fysh, Paul McGinness and Fergus McMaster as Queensland and Northern Territory Aerial Services Limited. [21] [22] The airline's first aircraft was an Avro 504K.
för 6 dagar sedan · A glass of cow milk. Cows in a rotary milking parlor. Milk is a white liquid food produced by the mammary glands of mammals and the caecilian Siphonops annulatus. [1] It is the primary source of nutrition for young mammals (including breastfed human infants) before they are able to digest solid food. [2]
för 3 dagar sedan · The derivative is a fundamental tool of calculus that quantifies the sensitivity of change of a function 's output with respect to its input. The derivative of a function of a single variable at a chosen input value, when it exists, is the slope of the tangent line to the graph of the function at that point. The tangent line is the best linear ...
För 1 dag sedan · The Eurovision Song Contest 2024 was the 68th edition of the Eurovision Song Contest. It took place in Malmö, Sweden, following the country's victory at the 2023 contest with the song " Tattoo " by Loreen. Organised by the European Broadcasting Union (EBU) and host broadcaster Sveriges Television (SVT), the contest was held at the Malmö Arena ...
10 maj 2024 · Visna-maedi virus. The human immunodeficiency viruses ( HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect humans. Over time, they cause acquired immunodeficiency syndrome (AIDS), [1] [2] a condition in which progressive failure of the immune system allows life-threatening opportunistic infections and cancers to thrive. [3]
För 1 dag sedan · Non-fungible token. Illustration of a non-fungible token generated by a smart contract (a program designed to automatically execute contract terms) A non-fungible token ( NFT) is a unique digital identifier that is recorded on a blockchain and is used to certify ownership and authenticity. It cannot be copied, substituted, or subdivided. [1]
för 4 dagar sedan · Tea. Tea is an aromatic beverage prepared by pouring hot or boiling water over cured or fresh leaves of Camellia sinensis, an evergreen shrub native to East Asia which probably originated in the borderlands of southwestern China and northern Myanmar. [3] [4] [5] Tea is also made, but rarely, from the leaves of Camellia taliensis.
