The world of quantum physics is already mysterious, but what happens when that strange realm of subatomic particles is put ...

Researchers created a strange quantum crystal from a material found in smartphones—the first of its kind visible to the naked ...

The concept of quantum entanglement is emblematic of the gap between classical and quantum physics. Referring to a situation ...

Quantum mechanics theory predicts that, in addition to exhibiting particle-like behavior, particles of all sizes can also ...

Scientists have finally unlocked a way to identify the elusive W state of quantum entanglement, solving a decades-old problem ...

Made out of a fluorescent protein, the qubit is just 3 nanometers in diameter, scientists report August 20 in Nature. By hitting the protein with laser light, tweaking it with microwaves and observing ...

A survey of Scientific American’s century of quantum coverage helps explain the enduring popularity of strange physics ...

Physicists have achieved a breakthrough by using a 58-qubit quantum computer to create and observe a long-theorized but never ...

Superfluid helium reveals a manageable analog to the Schwinger effect. It deepens understanding of vortices and quantum ...

Recent progress on both analog and digital simulations of quantum fields foreshadows a future in which quantum computers ...

For a century, quantum theory has passed every experimental test, but physicists can’t agree on how to use it to paint a picture of our reality – or even whether that is possible ...

Quantum mechanics is one of the most successful theories in science — and makes much of modern life possible. Technologies ranging from computer chips to medical-imaging machines rely on the ...