Now, two unrelated-but-similar experiments confirm that, in a double-slit experiment, detection of a photon’s path (its ...

The Princeton that Albert Einstein knew in 1933 was sharply divided by the color line; a long-established border—marked by ...

Two landmark quantum experiments have sharpened one of the oldest arguments in modern physics, and the verdict is not kind to ...

Physicists in China have brought one of Einstein’s thought experiments into reality—but not quite with the outcome he hoped ...

The man was the smartest person on the planet. On his birthday, why not celebrate by quoting him and sounding brilliant?

Scientists in China have performed an experiment first proposed by Albert Einstein almost a century ago when he sought to ...

The collection of items belonged to Albert Einstein's sister, Maja Einstein. Albert Einstein sits with page of equations in his home library. Alfred Eisenstaedt/Pix Inc./The LIFE Picture ...