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.

Two or more graphene layers that are stacked with a small twist angle in relation to each other form a so-called moiré ...

Tourists pose in a snow-covered park at Gagangeer, some 70 km northeast of Srinagar, on Feb. 28. Sweeping new regulations issued by India’s Home Ministry March 4 will require OCI cardholders to obtain ...