In theory, quantum physics can bypass the hard mathematical problems at the root of modern encryption. A new proof shows how.

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

Quantum computing promises to solve the seemingly unsolvable in fields such as physics, medicine, cryptography and more.

Traditional computers rely on binary bits for computation, while quantum computers utilize quantum bits that have superposition properties. The research team chose atoms as carriers for quantum bits ...

For many business leaders, quantum computing feels like science fiction—a technology that’s exciting, but distant. That’s a ...

Researchers have successfully used a quantum algorithm to solve a complex century-old mathematical problem long considered ...

Quantum computing exploits the physics of subatomic particles to perform speedier calculations than classical computers, with huge implications for technological innovation in defense and beyond.

Recent advances in photonic technology are redefining decision-making processes by integrating quantum dots with bandit problem algorithms. Quantum dots – nanoscale semiconductor particles – ...

Since the 1990s, evidence has been growing that quantum computers should be able to solve a range of particularly complex ...

Strongly interacting systems play an important role in quantum physics and quantum chemistry. Stochastic methods such as Monte Carlo simulations are a proven method for investigating such systems.

The original version of this story appeared in Quanta Magazine. Say you want to send a private message, cast a secret vote, or sign a document securely. If you do any of these tasks on a computer, you ...