The third Quantum Gravity conference took place at Penn State University from 21 to 25 July 2025, bringing together ...

Many theories are rock-solid: Scientists have just as much confidence in the theories of relativity, quantum mechanics, ...

What does it mean to be to space-time? The seemingly simple question gets to the essence of twentieth-century physics and has ...

Goodness, even in M-theory, which has eleven dimensions, time is still only one-dimensional. One can imagine how ...

With contributions by Dr. G. N. R. Tripathi NOTRE DAME, IN / ACCESS Newswire / August 23, 2025 / For the first time, researchers have presented a unified mathematical formulation that compactly brings ...

Quantum entanglement is incredibly difficult to understand, even scientists, but a new study shows it follows the same basic playbook no matter how many dimensions you consider. The authors used a ...

(via Sabine Hossenfelder) According to a growing body of data, dark energy is not constant. Instead, physicists claim, it’s slowly getting weaker. This has understandably shaken our understanding of ...

“How quantum mechanics and gravity fit together is one of the most important outstanding problems in physics,” Kathryn Zurek, a theoretical physicist at the California Institute of Technology (Caltech ...

A US military spaceplane, the X-37B orbital test vehicle, is due to embark on its eighth flight into space on August 21, 2025. Much of what the X-37B does in space is secret. But it serves partly as a ...