Physicists from Imperial College London have achieved a groundbreaking milestone in quantum physics by reimagining the classic double-slit experiment—this time in the dimension of time. Led by ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one physicist says he has resolved them.

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

Vanderbilt University physicist Lorenzo Gavassino isn't so sure this is as big an obstacle as time-traveler pessimists have ...

Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights ...

A study by cognitive neuroscientists at SISSA investigated how the human brain processes space and time, uncovering that ...

One of the most famous paradoxes ever, the grandfather paradox, cautions against making changes that could break the timeline if you were to ever travel back in time. But, according to one scientist, ...

How can the latest technology, such as solar cells, be improved? An international research team led by the University of ...

Sandoval/Oak Ridge National Laboratory) Permanent distortions in space–time caused by the passage of gravitational ... 0 Hz where the final memory amplitude is achieved,” he tells Physics World. The ...