• Thumbnail for SARS-CoV-2 Mu variant
    The Mu variant, also known as lineage B.1.621 or VUI-21JUL-1, is one of the variants of SARS-CoV-2, the virus that causes COVID-19. It was first detected...
    28 KB (2,333 words) - 20:45, 10 September 2024
  • Thumbnail for Variants of SARS-CoV-2
    circulating variants of concern". The Mu variant, also known as lineage B.1.621 or VUI-21JUL-1, is one of the variants of SARS-CoV-2, the virus that causes COVID-19...
    225 KB (21,555 words) - 04:23, 7 October 2024
  • Thumbnail for 621
    Year 621 (DCXXI) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar. The denomination 621 for this year...
    3 KB (406 words) - 17:00, 26 February 2024
  • Thumbnail for Rockwell B-1 Lancer
    Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the United States Air Force. It has been nicknamed the "Bone" (from "B-One")...
    124 KB (12,840 words) - 15:56, 8 October 2024
  • Thumbnail for Avro Vulcan
    Avro Vulcan (redirect from Avro Vulcan B.1)
    principles. The Vulcan B.1 was first delivered to the RAF in 1956; deliveries of the improved Vulcan B.2 started in 1960. The B.2 featured more powerful...
    121 KB (15,614 words) - 13:56, 29 September 2024
  • Thumbnail for Boeing B-52 Stratofortress
    Convair B-58 Hustler, the canceled Mach 3 North American XB-70 Valkyrie, the variable-geometry Rockwell B-1 Lancer, and the stealth Northrop Grumman B-2 Spirit...
    167 KB (19,315 words) - 19:00, 6 October 2024
  • Thumbnail for Convair B-58 Hustler
    Convair B-58 Hustler, designed and produced by American aircraft manufacturer Convair, was the first operational bomber capable of Mach 2 flight. The B-58...
    61 KB (7,343 words) - 00:34, 11 September 2024
  • Thumbnail for 1 BC
    Han, Chinese emperor of the Han dynasty (b. 27 BC) Dong Xian, Chinese politician and commander-in-chief (b. 23 BC) Xiaoai, Chinese empress and wife of...
    7 KB (722 words) - 16:43, 21 May 2024
  • H-1B visa (redirect from H-1/B visa)
    February 29 2016. The exemption of H-1 and L nonimmigrants from the presumption of immigrant intent resulted from §205(b)(1) of the Immigration Act of 1990...
    226 KB (21,048 words) - 12:08, 2 October 2024
  • Thumbnail for Sirius
    Sirius (redirect from Sirius B)
    Astronomy and Astrophysics. 299: 621–628. Bibcode:1995A&A...299..621B. – For the instability of an orbit around Sirius B, see § 3.2. Bonnet-Bidaud, J. M...
    97 KB (10,112 words) - 21:18, 17 September 2024