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Final Fantasy XIII
Final Fantasy XIII is a 2009 role-playing video game developed and published by Square Enix for the PlayStation 3 and Xbox 360 consoles and later for Windows (i…
Final Fantasy XIII-2
Final Fantasy XIII-2 is a 2011 role-playing video game developed and published by Square Enix for the PlayStation 3 and Xbox 360. It was released in 2011 in Jap…
Formation and evolution of the Solar System
The formation of the Solar System began about 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud. Most of the coll…
Francium
Francium is a chemical element; it has symbol Fr and atomic number 87. It is extremely radioactive; its most stable isotope, francium-223 (originally called act…
From the Doctor to My Son Thomas
"From the Doctor to My Son Thomas" is a viral video recorded by actor Peter Capaldi and sent to Thomas Goodall, an autistic nine-year-old boy in England, to con…
Fungus
A fungus (pl.: fungi or funguses) is any member of the group of eukaryotic organisms that includes yeasts, molds, as well as mushrooms. These organisms are clas…
Future Science Fiction and Science Fiction Stories
Future Science Fiction and Science Fiction Stories were two American science fiction magazines that were published under various names between 1939 and 1943 and…
Galaxy
A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. The word is derived from the Greek galaxias …
Galaxy Science Fiction
Galaxy Science Fiction was an American digest-size science fiction magazine, published in Boston from 1950 to 1980. It was founded by World Editions, a French-I…
General relativity
General relativity, also known as the general theory of relativity, and as Einstein's theory of gravity, is the geometric theory of gravitation published by Alb…
Geology of the Grand Canyon area
The geology of the Grand Canyon area includes one of the most complete and studied sequences of rock on Earth. The nearly 40 major sedimentary rock layers expos…
Geology of the Lassen volcanic area
The Lassen volcanic area presents a geological record of sedimentation and volcanic activity in and around Lassen Volcanic National Park in Northern California,…
Geology of the Zion and Kolob canyons area
The geology of the Zion and Kolob canyons area includes nine known exposed formations, all visible in Zion National Park in the U.S. state of Utah. Together, th…
George Griffith
George Chetwynd Griffith-Jones (20 August 1857 – 4 June 1906) was a British writer. He was active mainly in the science fiction genre—or as it was known at the …
Ghostbusters
Ghostbusters is a 1984 American supernatural comedy film directed by Ivan Reitman and written by Dan Aykroyd and Harold Ramis. It stars Bill Murray, Aykroyd, an…
Ghostbusters II
Ghostbusters II is a 1989 American supernatural comedy film directed by Ivan Reitman and written by Dan Aykroyd and Harold Ramis. The film stars Bill Murray, Ay…
Giants: Citizen Kabuto
Giants: Citizen Kabuto is a third-person shooter video game with real-time strategy elements. It was the first project for Planet Moon Studios, which consisted …
Glacier National Park (U.S.)
Glacier National Park is a national park of the United States located in northwestern Montana, on the Canada–United States border. The park encompasses more tha…
Globular cluster
A globular cluster is a spheroidal conglomeration of stars that is bound together by gravity, with a higher concentration of stars towards its center. It can co…
Gough Whitlam
Edward Gough Whitlam (11 July 1916 – 21 October 2014) was the 21st prime minister of Australia, serving from December 1972 to November 1975. To date the longest…
Half-Life 2: Episode One
Half-Life 2: Episode One is a 2006 first-person shooter game developed and published by Valve for Windows. It continues the story of Half-Life 2 (2004). As the …
Halley's Comet
Halley's Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years, though with the major…
Halo 2
Halo 2 is a 2004 first-person shooter video game developed by Bungie and published by Microsoft Game Studios. Released for the Xbox in 2004, the game is the sec…
Halo 3
Halo 3 is a 2007 first-person shooter video game developed by Bungie for the Xbox 360 console. The third installment in the Halo franchise following Halo: Comba…