SIPRI: ventes d’armes en 2020
https://www.sipri.org/sites/default/files/2021-12/sipri_top_100_pr_fre.pdf? (en français) Business as usual? Arms sales of SIPRI Top 100 arms companies continue to grow amid pandemic (Stockholm, 6 December 2021) Sales of arms and military services by the industry’s 100 largest companies totalled $531 billion in 2020—an increase of 1.3 per cent in real terms…
L’HAPS Zephyr d’Airbus: un vol de 36 jours
HAPS ? a High Altitude Platform Station https://www.airbus.com/en/products-services/defence/uas/uas-solutions/zephyr…
Sortir d’un décrochage
https://www.boldmethod.com/blog/lists/2021/01/4-ways-to-get-better-at-stall-recoveries-in-flight/ et aussi https://www.boldmethod.com/blog/lists/2020/04/do-you-know-the-seven-common-types-of-stalls/…
Givrage ou pas ?
https://www.boldmethod.com/learn-to-fly/weather/is-flying-through-snow-considered-known-icing-conditions-in-flight-winter/ Un document de la FAA: https://www.faa.gov/documentLibrary/media/Advisory_Circular/AC_91-74B.pdf…