AI chatbots not ready for election prime time, study shows

In a year when more than 50 countries are holding national elections, a new study shows the risks posed by the rise of artificial intelligence chatbots in disseminating false, misleading or harmful information to voters.

Counting photons for quantum computing

Experts in nuclear physics and quantum information have demonstrated the application of a photon-number-resolving system to accurately resolve more than 100 photons. The feat is a major step forward in capability for quantum ...

Ultrafast control of spins in a microscope

Researchers at EPFL have developed a new technique that can visualize and control the rotation of a handful of spins arranged in a vortex-like texture at the fastest speed ever achieved. The breakthrough can advance "spintronics," ...

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