Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

A new study enhances hydrogen molecule predictions, achieving unprecedented precision in testing fundamental physics and ...

When black holes collide, the impact radiates into space like the sound of a bell in the form of gravitational waves. But ...

Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

The final episode of fifth season of the Netflix series Stranger Things is out this week, and the concept of a wormhole ...

For more than a century, the double-slit experiment has been the sharpest test of what reality is made of, and of whether ...

Morin, L.R.M. (2026) Conjecture on Cosmological Redshift: Action Instead of Velocity, No Need for Dark Energy. Journal of ...

A viral fan theory called “Conformity Gate” suggests another episode of "Stranger Things" could arrive today, Jan. 7. Here’s ...

Albert Einstein was intrigued by a simple puzzle: an old car must travel 2 miles at an average of 30 mph. The twist? Its structure makes the solution impossible. Can you solve it?

You can't see, feel, hear, taste or smell them, but tiny particles from space are constantly raining down on us.