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

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

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

Researchers use an updated version of slit experiment, and figure out who was correct between Einstein and Bohrs regarding ...

Niels Bohr was born and educated in Copenhagen, Denmark. He lived, worked, and died there, too. But his mark on science and history was worldwide. His professional work and personal convictions were ...

Niels Bohr is one of the greatest scientists who ever lived and a personal hero of mine. He was also a favorite of his fellow Danes when he lived in Copenhagen. Today, however, I found out just how ...

How much can we know of the world? Some believe we can go all the way and find the answers to the most penetrating questions, at least those concerned with the natural world. Others think there is ...

Ever since Max Planck introduced the idea of the quantum to the world, physicists have argued about whether reality is more like sand or water. Planck’s famous 1900 discovery that energy is grainy — ...

The pioneer of quantum computing talks about how Albert Einstein would have reacted to his experiments, the hype around the ...

Bohr’s atomic model was utterly revolutionary when it was presented in 1913 but, although it is still taught in schools, it became obsolete decades ago. However, its creator also developed a much ...

Niels Bohr was born and educated in Copenhagen, Denmark. He lived, worked, and died there, too. But his mark on science and history was worldwide. His professional work and personal convictions were ...