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Theories of the Universe: And God Said …

And God Said …Theories of the UniverseEvolution vs. CreationismIt's a Matter of OpinionHow Did We Get Here?And God Said … We've already discussed some of the creation story found in Genesis as…

Theories of the Universe: Recapping Relativity

Recapping RelativityTheories of the UniverseCracks in a Newtonian WorldFaster Than a Speeding Light WaveIt All Depends on Your PositionThe Relative Nature of Space and TimeGeological TimeHow Can You…

Ptolemaic system

(Encyclopedia) Ptolemaic systemPtolemaic systemtŏlˌəmāˈĭk [key], historically the most influential of the geocentric cosmological theories, i.e., theories that placed the earth motionless at the…

black hole

(Encyclopedia) black hole, in astronomy, celestial object of such extremely intense gravity that it attracts everything near it and in some instances prevents everything, including light, from…

Hegel, Georg Wilhelm Friedrich

(Encyclopedia) Hegel, Georg Wilhelm FriedrichHegel, Georg Wilhelm Friedrichgāˈôrkh vĭlˈhĕlm frēˈdrĭkh hāˈgəl [key], 1770–1831, German philosopher, b. Stuttgart; son of a government clerk. Hegel…

Millennium Milestones

The 100 Most Significant Events of the Last Thousand Years Reducing the millennium to a laundry list of highlights cannot pretend to be a definitive or accurate exercise. Note that only…

non-Euclidean geometry

(Encyclopedia) non-Euclidean geometry, branch of geometry in which the fifth postulate of Euclidean geometry, which allows one and only one line parallel to a given line through a given external…