A subsonic flying wing and lambda wing with a crew of two, the B-2 was designed by Northrop (later Northrop Grumman) as the prime contractor, with Boeing, Hughes Aircraft Company, …

Learn about the strategic, long-range heavy bomber with low-observable technology. The B-2 has all-altitude capability to penetrate the most sophisticated air defenses in nuclear and …

Its low-observability provides it greater freedom of action at high altitudes, thus increasing its range and a better field of view for the aircraft's sensors. Its unrefueled range is approximately …

Jun 24, 2025 · Despite its high cost and limited fleet size, the B-2 remains a key pillar of U.S. strategic airpower. 1. Program Genesis & Development. Origins & first flight: The U.S. Air …

Oct 29, 2024 · Riboflavin is important in the maintenance of many tissues of the body. Riboflavin is used to treat or prevent deficiencies of riboflavin. Riboflavin may also be used for purposes …

Recent upgrades significantly enhance the B-2’s ability to deliver precision nuclear and conventional weapons under GPS-denied or degraded conditions. The aircraft is now capable …

In 2008 a B-2 bomber crashed shortly after taking off from Andersen Air Force Base in Guam. Both pilots safely ejected, but the aircraft was destroyed. Another B-2 bomber was retired …

Jun 21, 2025 · Developed by Northrop Grumman for the United States Air Force, the B-2 was designed during the Cold War to penetrate dense Soviet air defenses and deliver nuclear or …

Nov 22, 2023 · Vitamin B2 is an essential B vitamin for human health. People may also refer to it as riboflavin. Health benefits of vitamin B2 include supporting cellular functions that provide …

B2 listening Are you a learner at B2 English level (upper intermediate)? This section offers listening practice to help you understand extended, standard speech about familiar topics that …