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The PLATO system was launched in 1960 at the University of Illinois and subsequently commercially marketed by Control Data Corporation.It offered early forms of social media features with innovations such as Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowdsourced online newspaper, and blog ...
The trackway Protichnites from the Cambrian, Blackberry Hill, central Wisconsin. A trace fossil, also known as an ichnofossil (/ ˈ ɪ k n oʊ f ɒ s ɪ l /; from Greek: ἴχνος ikhnos "trace, track"), is a fossil record of biological activity by lifeforms but not the preserved remains of the organism itself. [1]
The meat from ruminants has a higher carbon equivalent footprint than other meats or vegetarian sources of protein based on a global meta-analysis of lifecycle assessment studies. [89] Small ruminants such as sheep and goats contribute approximately 475 million tons of carbon dioxide equivalent to GHG emissions, which constitutes around 6.5% of ...
The dig was concluded over 3 weeks in 2004 by the Black Hills Institute with the first live online Tyrannosaurus excavation providing daily reports, photos, and video. [ 5 ] In 2006, Montana State University revealed that it possessed the largest Tyrannosaurus skull yet discovered (from a specimen named MOR 008), measuring 5 feet (152 cm) long ...
The great horned owl (Bubo virginianus), also known as the tiger owl (originally derived from early naturalists' description as the "winged tiger" or "tiger of the air") [3] or the hoot owl, [4] is a large owl native to the Americas.
Jennifer Lynn Affleck [1] [a] (née Lopez; born July 24, 1969 [4]), also known by her nickname J.Lo, is an American singer, songwriter, actress, dancer and businesswoman.Lopez is regarded as one of the most influential Latin entertainers of her time, [5] credited with breaking barriers for Latino Americans in Hollywood and helping propel the Latin pop movement in music.
James Todd Smith (born January 14, 1968), known professionally as LL Cool J (short for Ladies Love Cool James), [3] is an American rapper and actor. [4] He is one of the earliest rappers to achieve commercial success, alongside fellow new school hip hop acts Beastie Boys and Run-DMC.
Michael Andrew Fox OC (born June 9, 1961), known professionally as Michael J. Fox, is a Canadian and American activist and retired actor.Beginning his career as a child actor in the 1970s, he rose to prominence portraying Alex P. Keaton on the NBC sitcom Family Ties (1982–1989) and Marty McFly in the Back to the Future film trilogy (1985–1990).