A photon emitted from a star a billion light-years away arrives at a telescope having experienced no time whatsoever. Not ...

Watch as one of the most famous theories in physics is broken down in a way that reveals what’s really happening. Special ...

Tachyons are a hypothetical particle generally thought to be incongruous with Einstein's theory. New measurements from an experiment near the top of an extinct Mexican volcano have placed a stringent ...

There’s an adage coined by [Ian Betteridge] that any headline ending in a question mark can be answered by the word “No”. However, Lorentz invariance – the theory that the same rules of physics apply ...

Researchers at Osaka University demonstrate the relativistic contraction of an electric field produced by fast-moving charged particles, as predicted by Einstein’s theory, which can help improve ...

The hypothetical faster-than-light particle known as the tachyon may marry with the special theory of relativity, according to a team of physicists, making its existence more plausible. Tachyons are a ...

One of the fundamental tenets of Einstein’s special theory of relativity is that the laws of physics are the same regardless of your vantage point. New research suggests a way to probe for cracks in ...

Explore how Albert Einstein transformed our understanding of the universe with groundbreaking theories like relativity and the photoelectric effect. Discover the genius behind E = mc² and the ...

Find the answer for The E in Einstein's special relativity equation from the people who brought you the USA TODAY Daily Crossword Puzzle.