Scientists show helium atoms can exist in two places at once, preserving quantum behavior even as they fall under gravity.

For the first time, a quantum radiation reaction in strong electromagnetic fields has been demonstrated experimentally by allowing electrons to collide with an extremely intense and powerful laser ...

Researchers at the Technion—Israel Institute of Technology have, for the first time, measured the temporal duration of ...

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The hope for quantum computers is that the devices will be able to solve complex tasks such as predicting how chemicals react or cracking encrypted text. One of the main reasons that the machines are ...

Charles H. Bennett and Gilles Brassard have spent more than four decades proving that the strange behavior of quantum ...

A team of physicists set out to test some of the most exciting claims in quantum computing—and found a very different story. Instead of confirming breakthroughs, their careful replication studies ...

Researchers showcased a new method for generating single photons in a diamond-based quantum system. This progress brings ...

There is a glaring gap in our knowledge of the physical world: none of our well-established theories describe gravity’s quantum nature. Yet physicists expect that this quantum nature is essential for ...

A real mind-melter: Quantum mechanics is strange, but even for a field of science that regularly defies our conventional understanding of reality, the latest discovery is particularly baffling.

Explore 25 science experiments that defied the laws of physics, revealing mind-bending phenomena that challenge intuition.