Einstein concluded that the cosmos has no universal clock or common reference frame. Space and time are “relative,” flowing differently for each of us depending on our motion. Einstein’s ...
Einstein Probe's Wide-field X-ray Telescope (WXT) detected a burst of low-energy X-rays. Astronomers call such X-rays "soft," even though they are still far more energetic than visible or ultraviolet ...
Doctors at another Philadelphia hospital have voted to unionize, and two more groups of physicians could soon join them.
Albert Einstein, one of the greatest minds of the 20th century, forever changed the landscape of science by introducing revolutionary concepts that shook our understanding of the physical world.
A Precision Test of General Relativity. While Einstein’s famous theory of general relativity accurately describes the motion of celestial bodies in our solar system, less is kno ...
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