JASON: NOW ON SUNRISE. ONE OF THE THINGS THAT EVERYONE HAS WHICH SETS THEM APART FROM OTHERS IS A FINGERPRINT. MEREDITH: THEY CAN BE USED TO IDENTIFY PEOPLE, HELP US GRAB THINGS AND EVEN FOR ART ...

Physicists have finally done what once sounded like science fiction: they have read the X-ray “fingerprint” of a single atom, isolating the signal of one of nature’s smallest building blocks from the ...

Physicists are fond of Gedankenexperimente—thought experiments that are difficult or impossible to perform in the real world. Schrödinger’s cat is a well-known example of a thought experiment, used to ...