Search results
1 hour ago · Madonna Louise Ciccone [a] ( / tʃɪˈkoʊni /; born August 16, 1958) is an American singer, songwriter, and actress. Commonly known as the " Queen of Pop ", she has been widely recognized for her continual reinvention and versatility in music production, songwriting and visual presentation. Madonna's works, which incorporate social, political ...
1 day ago · Betelgeuse, α Ori, 58 Ori, HR 2061, BD +7°1055, HD 39801, FK5 224, HIP 27989, SAO 113271, GC 7451, CCDM J05552+0724, AAVSO 0549+07. Database references. SIMBAD. data. Betelgeuse is a red supergiant star in the constellation of Orion. It is usually the tenth-brightest star in the night sky and, after Rigel, the second-brightest in its ...
1 day ago · Definitions. A tornado is a violently rotating column of air, in contact with the ground, either pendant from a cumuliform cloud or underneath a cumuliform cloud, and often (but not always) visible as a funnel cloud. [18] For a vortex to be classified as a tornado, it must be in contact with both the ground and the cloud base.
1 hour ago · George Mallory. George Herbert Leigh-Mallory (18 June 1886 – 8 or 9 June 1924) was an English mountaineer who participated in the first three British Mount Everest expeditions from the early to mid-1920s. Born in Mobberley, Cheshire, Mallory became a student at Winchester College, where a teacher recruited him for an excursion in the Alps ...
1 hour ago · Public Domain Dedication, Marcel Antonisse / Anefo / Wikimedia Commons Keith Richards Rolling Stones guitarist Keith Richards was the subject of numerous heroin busts during the 1960s and 1970s.
1 hour ago · 現時的核子武器可大致分為威力較弱的 裂变炸弹 （原子弹）和威力較強的 熱核炸弹 （氢弹） [1] ，裂变炸弹的威力主要來自 核裂变 鏈式反應 ，以引爆高能化學品炸藥的方式，壓縮原本處於次臨界的 可裂變物質 ，使其在化學品炸藥爆炸的瞬間達到「超臨界」 ...
1 hour ago · Wikimedia/Public Domain Tecaxic-Calixtlahuaca head. What was a terracotta Roman head doing buried in Mexico? That was the question archaeologist Romeo H Hristov asked himself in 1933 when he ...
