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 …

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 …

Northrop Grumman constructed two additional aircraft without engines or instruments for fatigue testing. On the second of those test aircraft (the B-2 on display at the museum), engineers attached …

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.

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 …

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 Force launched the …

Aug 21, 2023 · Vitamin B2, aka riboflavin, is a B-complex vitamin found in meat, fortified grains, nuts and more. It helps turn carbohydrates into fuel for your body.

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 the body with...

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 …

Nov 10, 2025 · B-2 planes are known for their stealth technology, long flight range, and nuclear capability. The plane exhibited at the museum features remnants of the ground-based testing it …