This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of physics. Despite enormous progress in cosmology and particle physics, we still ...

Demis Hassabis had come up with an interesting new test for AGI just yesterday, but Elon Musk doesn’t seem to be on ...

New Analysis of Gravitational-Wave "Dark Sirens" Reveals Tension with General RelativityHONOLULU, Feb. 13, 2026 / PRZen ...

During the survey, researchers identified a promising 8.19-millisecond pulsar (MSP) candidate located close to Sagittarius A*, the supermassive black hole at the center of our galaxy.

Pakistan spinner Usman Tariq spoke at length about his much-debated bowling action, saying he doesn't pause before delivering the ball, but moves slowly. The 28-year-old has taken eight wickets in ...

Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the plates cause them to push toward each other, as if trying to fill the ...

Beneath a stream of radio noise gathered over the course of a long night of observation, the signal came in quietly.

Quasicrystals are orderly structures that never repeat. Scientists just showed they can exist in space and time.

A physicist challenges the idea of wormholes as space tunnels, proposing they act as time mirrors linking opposite temporal directions.

Physicists artificially slowed down time to reveal the bizarre Terrell-Penrose effect, a consequence of special relativity. This image from the experiment shows a sphere seemingly moving at 99.9 ...

Since it turned on, the James Webb Space Telescope has revealed dozens of mysterious red blobs in space. The so-called Little ...

E = mc2, the equation in German-born physicist Albert Einstein’s theory of special relativity that showed that the increased relativistic mass (m) of a body comes from the energy of ...