Stress is a very real factor in the structure of our universe. Not the kind of stress that students experience when taking a ...

Physics How quantum entanglement really works and why we accept its weirdness Subatomic particles can appear to instantly influence one another, no matter how far apart they are.

Scientists have made an unprecedented close examination of the electron, providing fascinating new insights into the nature of particles, energy and forces at infinitesimally small scales. A ...

Parfrey's simulations show that there are so many of these negative-energy particles flowing into the black hole "that the energy they extract by falling into the hole is comparable to the energy ...

European researchers say they have discovered a new subatomic particle that helps confirm our knowledge about how quarks bind — one of the basic forces in the shaping of matter.