In the late 19th century, classical physics seemed complete. Scientists believed they had uncovered all the laws governing the universe, which appeared to operate like a precise machine. But ...

Quantum mechanics has a reputation that precedes it. Virtually everyone who has bumped up against the quantum realm, whether ...

Orthodox quantum mechanics is empirically flawless, but founded on an awkward interface between quantum systems and classical ...

For European Union Ambassador Herve Delphin, his nearly two-year stay in the national capital has been a bouquet of pleasant ...

Hitler unleashed the Night of the Long Knives, a ruthless purge that eliminated internal threats, silenced rivals and secured ...

Albert Einstein might be the daddy of all eggheads. But as his famous theory of special relativity turns 120, we tip our hats ...

The idea of a particle that races faster than light has long fascinated physicists. Known as the tachyon, it was originally ...

A physicist proposes that time has three dimensions instead of one, which could finally unite quantum mechanics and ...

Quirks & Quarks features our ever-popular listener question show, where we find experts to answer your questions. But here are ten mysteries that science has yet to answer.

There may be an infinite amount of energy locked in the vacuum of space-time. So could we ever harness this energy for ...

Length contraction is not an optical illusion but a real consequence of the structure of spacetime. It is linked to time dilation, another key effect of special relativity. Although counterintuitive, ...

Special relativity could be harnessed to build a novel quantum computer, and creating it this way could let us use machine learning to deepen our understanding of the quantum realm. Albert ...