Researchers at the University of Science and Technology of China (USTC) have demonstrated a quantum repeater module that addresses a key scalability bottleneck in fiber-based quantum networks.

It’s not easy to study quantum systems — collections of particles that follow the counterintuitive rules of quantum mechanics. Heisenberg’s uncertainty principle, a cornerstone of quantum theory, says ...

The internet, social media, and digital technologies have completely transformed the way we establish commercial, personal and professional relationships. At its core, this society relies on the ...

Building on a landmark algorithm, researchers propose a way to make a smaller and more noise-tolerant quantum factoring circuit for cryptography. The most recent email you sent was likely encrypted ...

Physicists have used Doppler-shifted nuclear resonant absorbers to form a nuclear frequency comb, enabling a quantum memory in the notoriously difficult X-ray range. Light is an excellent carrier of ...

The original version of this story appeared in Quanta Magazine. It’s not easy to study quantum systems—collections of particles that follow the counterintuitive rules of quantum mechanics.

Scientists and engineers have been toiling on quantum computing systems for decades with only limited success. While the hardware has become much more capable, there are still some fundamental ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Leaping forward with quantum technology. — Image by © Tim Sandle. Leaping forward with quantum technology. — Image by © Tim Sandle. LEGO for the quantum age ...