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Edwin Powell Hubble
Hubble, Edwin Powell, 1889–1953, American astronomer, b. Marshfield, Mo. He did research (1914–17) at Yerkes Observatory, and joined (1919) the staff of Mt. Wilson Observatory, Pasadena, Calif., of…Stephen Hawking
Stephen Hawking was the world's best-known theoretical physicist from the 1980s until his death in 2018 . He was an expert on black holes, and his stated intention was to unify quantum mechanics with…Theories of the Universe: Action at a Distance
Action at a DistanceTheories of the UniverseThe Universe As a HologramAction at a DistanceQuantum PotentialThe Importance of WholenessOrdered RealityThe Holographic Universe This astounding bit of…Mach's principle
(Encyclopedia) Mach's principleMach's principlemäks [key] [for E. Mach], assertion that the inertial effects of mass are not innate in a body, but arise from its relation to the totality of all other…Theories of the Universe: Cracks in a Newtonian World
Cracks in a Newtonian WorldTheories of the UniverseCracks in a Newtonian WorldFaster Than a Speeding Light WaveIt All Depends on Your PositionThe Relative Nature of Space and TimeGeological TimeHow…Theories of the Universe: It's All Held Together with Strings
It's All Held Together with StringsTheories of the UniverseIt's All Held Together with StringsA Brief History of String TheoryThe Important PartThe Second Requirement, Extra DimensionsHow Many…Science Websites
National Science Foundation: www.nsf.gov National Academy of Sciences: www.nas.edu American Association for the Advancement of Science: www.aaas.org Federation of American Scientists: www.fas.org…quasar
(Encyclopedia) quasarquasarkwāˈsär [key], one of a class of blue celestial objects having the appearance of stars when viewed through a telescope and currently believed to be the most distant and…dark energy
(Encyclopedia) dark energy, repulsive force that opposes the self-attraction of matter (see gravitation) and causes the expansion of the universe to accelerate. The search for dark energy was…2000 National Medal of Science Recipients
Nancy C. Andreasen, Andrew H. Woods Chair of Psychiatry, University of Iowa College of Medicine, for her pivotal contributions to the social and behavioral sciences, through the integrative…