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1 天前 · Social media. Social media are interactive technologies that facilitate the creation, sharing and aggregation of content, ideas, interests, and other forms of expression through virtual communities and networks. [1] [2] Although not unchallenged, [3] [4] common features include: [2] Online platforms that enable users to create and share content ...
1 天前 · Signature. Cara Carleton " Carly " Fiorina ( / ˌfiːəˈriːnə /; née Sneed; born September 6, 1954) is an American businesswoman and politician, known primarily for her tenure as chief executive officer (CEO) of Hewlett-Packard (HP) from 1999 to 2005. Fiorina was the first woman to lead a Fortune Top-20 company.
1 天前 · From left, clockwise: The first Space Shuttle, Columbia, lifts off in 1981; US president Ronald Reagan and Soviet leader Mikhail Gorbachev ease tensions between the two superpowers, leading to the end of the Cold War; The fall of the Berlin Wall in 1989 is considered to be one of the most momentous events of the 1980s; In 1981, the IBM Personal Computer is released; In 1985, the Live Aid ...
1 天前 · Philosophy. Philosophy ( φιλοσοφία, 'love of wisdom', in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, value, mind, and language. It is a rational and critical inquiry that reflects on its own methods and assumptions. Historically, many of the individual ...
1 天前 · Cyberpunk is a subgenre of science fiction in a dystopian futuristic setting that tends to focus on a "combination of lowlife and high tech ", [1] featuring futuristic technological and scientific achievements, such as artificial intelligence and cyberware, juxtaposed with societal collapse, dystopia or decay. [2]
1 天前 · Tigris regalis Gray, 1867. The tiger ( Panthera tigris) is the largest living cat species and a member of the genus Panthera native to Asia. It has a powerful, muscular body with a large head and paws, a long tail, and orange fur with black, mostly vertical stripes.
1 天前 · Whig. Signature. Sir Isaac Newton FRS (25 December 1642 – 20 March 1726/27 [a]) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher. [7] He was a key figure in the Scientific Revolution and the Enlightenment that followed.
