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Browsing Tag

Theory of Relativity

3 posts
PPhysics
45 years ago, Carl Sagan beautifully explained the fourth dimension with just an apple.
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45 years ago, Carl Sagan beautifully explained the fourth dimension with just an apple.

  • September 6, 2025
Most adults periodically examine their lives to try to figure out where they can save money. It might…
PPhysics
Black holes are the sources of the strongest gravitational fields that can be found today in the Universe and are ideal laboratories for testing Einstein’s theory of general relativity in the strong field regime. In his article, Professor Bambi shows that the possibility of an interstellar mission to send a small spacecraft to the nearest black hole, although very speculative and extremely challenging, is not completely unrealistic. Image credit: Cosimo Bambi, doi: 10.1016/j.isci.2025.113142.
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Astrophysicist Proposes Interstellar Mission to Study Black Holes

  • August 12, 2025
In a new paper published in the journal iScience, an astrophysicist from Fudan University discusses the possibility of…
PPhysics
China’s low-altitude aviation gets major boost with new wind tunnel testing facility
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New framework clears spin-orbit confusion in solids and unifies physics

  • July 27, 2025
For over a century, scientists have accepted an uneasy truth. Quantum mechanics and relativity, two of the most…
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