These universal constants include the speed of light in a vacuum, Newton’s gravitational constant, Planck’s constant (the scale at which quantum effects begin), and the masses of the fundamental ...
When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Time may not be a fundamental element of the universe but rather an illusion ...
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Schrödinger's cat equation unifies Einstein's theory of relativity and quantum mechanics
The relationship between quantum mechanics and classical physics has baffled scientists for decades. In the quantum world, particles can exist in multiple states at once—a phenomenon known as ...
New Analysis of Gravitational-Wave "Dark Sirens" Reveals Tension with General RelativityHONOLULU, Feb. 13, 2026 / PRZen ...
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Scientists reveal how humanity could travel insanely fast through deep space
A cluster of recent theoretical papers has laid out mathematical frameworks for propelling spacecraft at speeds ranging from ...
Long and winding road: The Juice space probe taking the long way to Jupiter and its moons - Copyright NASA/AFP/File NASA Long and winding road: The Juice space probe ...
Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for Einstein's general relativity may rewrite that rule. When you purchase ...
Einstein was right: artist's impression of a neutron-star merger. (Courtesy: NASA) Multimessenger observations of neutron stars have been used by astrophysicists in the US to put Einstein’s general ...
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