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Mar 14, 2018 · Renowned theoretical physicist Stephen Hawking died Wednesday morning at the age of 76. His contributions to cosmology changed the way we look at the universe. Here's a look at his most ...
Jun 4, 2024 · Hawking and Hartle used quantum fluctuations in inflaton fields to explain how our universe emerged with the uniformity we observe across vast scales. In simpler terms, the work connected quantum mechanics with cosmology in a groundbreaking way to explain how our ordered universe arose from microscopic quantum uncertainties.
Nov 7, 2024 · Stephen Hawking (born January 8, 1942, Oxford, Oxfordshire, England—died March 14, 2018, Cambridge, Cambridgeshire) was an English theoretical physicist whose theory of exploding black holes drew upon both relativity theory and quantum mechanics. He also worked with space-time singularities.
- The Editors of Encyclopaedia Britannica
Stephen Hawking is a world-renowned British theoretical physicist, known for his contributions to the fields of cosmology, general relativity and quantum gravity, especially in the context of black holes. In the 1960s and 1970s, he worked on ground-breaking theorems regarding singularities within the framework of general relativity, and made ...
May 1, 2018 · The wave function Hawking had obtained was a quantum superposition of two cosmologies, one starting from a state of low or zero entropy and expanding while entropy increased, and the second being the same cosmology as the first but with time t replaced by –t. If the arrow of time within a universe is to be assigned by the inhabitants, however, then the inhabitants of both universes would ...
Apr 3, 2019 · Stephen Hawking's contributions to the understanding of gravity, black holes and cosmology were truly immense. They began with the singularity theorems in the 1960s followed by his discovery that black holes have an entropy and consequently a finite temperature.
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Jul 12, 2019 · In 1982 Hawking began work on a popular book on cosmology. By 1984 he had produced the first draft of "A Brief History of Time," which he published in 1988 after some medical setbacks. This book remained on the Sunday Times bestsellers list for 237 weeks. Hawking's even more accessible "A Briefer History of Time" was published in 2005.
