A pair of identical particles swapping places sounds like a small move. In quantum physics, it is a defining one. In everyday ...

Time is the strange dimension: Unlike its spatial siblings, it is a one-way street as the clock only ever ticks forward and never backward. Scientists have long been aware of time's quirks, with the ...

We all know we live in three-dimensional space. But what does it mean when people talk about four dimensions?Author Zsuzsanna Dancso Associate ...

Florida physicist has suggested that two of the biggest mysteries in particle physics and astrophysics — the existence of extra time and space dimensions and the composition of an invisible cosmic ...