Nuclear war is much more unpredictable than asteroids, but, unlike the dinosaurs of 66 million years ago, humans can avoid causing their own extinction.

Observations of a nucleus paired with a neutral meson could provide new insights into the theory of quantum chromodynamics ...

A research team at TU Wien has succeeded in modifying known materials in such a way that they possess new, desirable ...

"The origins and acceleration mechanisms of ultrahigh-energy cosmic rays have been among the biggest mysteries in the field ...

US officials have said a nuclear detonation would render portions of low-Earth orbit useless for up to a year.

It's been 37 years since scientists first demonstrated the ability to move single atoms, suggesting the possibility of designing materials atom by atom to customize their properties. Today there are ...