An experiment measuring a single atom's recoil confirmed that observing a particle destroys interference, settling the ...

Scientists test Einstein’s quantum challenge with one atom, directly measuring when photon paths erase interference stripes.

At the smallest scales of nature, the rules of the world shift in ways that can feel unsettling and beautiful at the same time. Matter no longer behaves like solid objects moving along clear paths.

For more than a century, scientists have known that waves can behave in ways that seem to defy common sense, from freak walls of water in the open ocean to ghostly ripples inside atoms. What has ...

Physicists have finally watched positronium, a short‑lived atom made of an electron and its antimatter twin, behave like a rippling quantum wave instead of a tiny billiard ball. In a set of ...

Citadel founder and CEO Ken Griffin criticized the Trump administration’s interference into the day-to-day business of American companies and raised concerns about self-serving decisions made by ...

Winter may filter into Western Canada while folks across the East finally catch a break from the extreme cold of late Winter is known to have some tricks up its sleeve, and one of those surprises is ...