搜尋結果
Medical genetics, ophthalmology. Congenital cataracts are a lens opacity that is present at birth. Congenital cataracts occur in a broad range of severity. Some lens opacities do not progress and are visually insignificant, others can produce profound visual impairment. Congenital cataracts may be unilateral or bilateral.
Highest military expenditure, share of GDP. The following lists are lists of countries by military spending as a share of GDP - more specifically, a list of the 15 countries with the highest share in recent years - the amount a country has spent on its military as a share of its GDP. The first list uses SIPRI as a source.
In mathematics, the Fibonacci sequence is a sequence in which each number is the sum of the two preceding ones. Numbers that are part of the Fibonacci sequence are known as Fibonacci numbers, commonly denoted Fn . The sequence commonly starts from 0 and 1, although some authors start the sequence from 1 and 1 or sometimes (as did Fibonacci ...
The Boeing B-52 Stratofortress is an American long-range, subsonic, jet-powered strategic bomber. The B-52 was designed and built by Boeing, which has continued to provide support and upgrades. It has been operated by the United States Air Force (USAF) since the 1950s, and NASA for over 40 years.
The domestic cat has a smaller skull and shorter bones than the European wildcat. [48] It averages about 46 cm (18 in) in head-to-body length and 23–25 cm (9.1–9.8 in) in height, with about 30 cm (12 in) long tails. Males are larger than females. [49] Adult domestic cats typically weigh 4–5 kg (8.8–11.0 lb).
December 11, 2008. Bernard Lawrence Madoff ( / ˈmeɪdɔːf / MAY-dawf; [2] April 29, 1938 – April 14, 2021) was an American financial criminal and financier who was the admitted mastermind of the largest known Ponzi scheme in history, worth an estimated $65 billion. [3] [4] He was at one time chairman of the Nasdaq stock exchange. [5]
Berkshire Hathaway Inc. ( / ˈbɜːrkʃər /) is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. Founded in 1839 as a textile manufacturer, it underwent a drastic restructuring into a conglomerate starting in 1965 under the leadership of chairman and CEO Warren Buffett and vice chairman ...
