Search results
2 days ago · The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of 1 299 792 458 of a second, where the second is defined by a hyperfine transition frequency of caesium.
5 days ago · Bias. Volunteers edit Wikipedia content rather than the Wikimedia Foundation. Although Wikipedia is edited essentially by anyone, a 2005 study published in the Journal Nature showed that they were just as accurate as the Encyclopedia Britannica regarding scientific information.
3 days ago · e. This Manual of Style ( MoS or MOS) is the style manual for all English Wikipedia articles (though provisions related to accessibility apply across the entire project, not just to articles). This primary page is supported by further detail pages, which are cross-referenced here and listed at Wikipedia:Manual of Style/Contents.
3 days ago · 1987. Highest-ranked Japanese-born player, formerly highest-ranked American player (2011–2015), current FIDE World Fischer Random Chess Champion (since 2022) China. Ding Liren. 2816. 2018-11. 1992. Highest-ranked Chinese player (since 2015), current World Chess Champion (since 2023) 13.
2 days ago · Special 67% offer for students! Finish the semester strong with Britannica. Earth, third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass. Its single most outstanding feature is that its near-surface environments are the only places in the universe known to harbor life.
- Earth is the third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass. Its near-surface environments ar...
- Earth is located in the Orion-Cygnus Arm, one of the four spiral arms of the Milky Way, which lies about two-thirds of the way from the centre of t...
- Earth’s name in English, the international language of astronomy, derives from Old English and Germanic words for ground and earth, and it is the o...
- Earth and the other planets in the solar system formed about 4.6 billion years ago. The early Earth had no ozone layer and no free oxygen, lacked o...
- Viewed from another planet, Earth would appear bright and bluish in colour. In latitudinal belts, swirling white cloud patterns of midlatitude and...
6 days ago · Global in scope, wide-ranging in its inclusion of topics, and edited by an international team of the world’s best scholars, this is the definitive resource for the field. Provides access to Grove Art Online, Oxford Companion to Western Art, Encyclopedia of Aesthetics, and The Concise Oxford Dictionary of Art Terms.
1 day ago · The History of the People's Republic of China starts in 1 October 1949 with the proclaimation of the People's Republic of China (PRC) in Mainland China by the Chinese Communist Party, after the Chinese Civil War against the forces of the Kuomintang . Since 1949, the paramount leaders have been Mao Zedong, Hua Guofeng, Deng Xiaoping, Jiang Zemin ...
