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, and Vought as …

B2 level means that you are an 'independent user' of English. Below, we break down the skills of a B2-level user of English, as described by the CEFR, together with our tips for learning.

Level B2 corresponds to independent users of the language. If you identify yourself with it, this means that you can understand the main ideas of complex texts and are comfortable in an English-speaking …

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 conventional …

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 6,000 nautical …

Jan 25, 2025 · Aliens seeking a B-1 visa from certain countries may be able to enter the United States without a visa. For information about exemptions from the visa requirements, see the Customs & …

Dec 19, 2025 · B-2, U.S. long-range stealth bomber that first flew in 1989 and was delivered to the U.S. Air Force starting in 1993.

B2 First results are accepted by thousands of businesses and educational institutions worldwide. This exam is the logical step in your language learning journey between B1 Preliminary for Schools or B1 …

Aug 8, 2023 · Vitamin B2/riboflavin is an important water-soluble vitamin that plays a role in many aspects of health, especially energy production, neurological health, iron metabolism and immune …

Learn about the CEFR B2 level, with regard to the grammar, vocabulary, and language skills students are expected to master.