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.
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Top quark truth: Einstein’s theory passes world’s most powerful accelerator testScientists used the most massive fundamental particles to break special relativity, but even that didn’t work.
Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights ...
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 ...
In the first study of its kind at the Large Hadron Collider (LHC), the CMS collaboration has tested whether top quarks adhere ...
Researchers at the Large Hadron Collider tested whether top quarks, the most massive known elementary particles, comply with ...
At the heart of this theory is Einstein’s general relativity, which reshaped our understanding of space and time. Unlike the linear progression of events described by Newtonian physics ...
The Tetrahedron Constellation Gravitational Wave Observatory would consist of four satellites positioned in space ...
Relativity promised to disrupt launch by taking a somewhat niche technology in the space industry at the time, 3D printing, and using it as the foundation for manufacturing rockets. The pitch worked.
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