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How do we know if a large language model is lying? Letting AI systems argue with each other may help expose the truth. How Is AI Changing the Science of Prediction? With lots of data, a strong model ...

New observations of microscopic vortices confirm the existence of a paradoxical phase of matter that may also arise inside neutron stars.

The idea of a species is fundamental to the way that many people understand the structure of life on Earth. But ask 10 specialists how they define the concept and you might get 10 answers. In this ...

Yizhi “Patrick” Cai is coordinating a global effort to write a complete synthetic yeast genome. If he succeeds, the resulting cell will be the artificial life most closely related to humans to date.

The bunkbed conjecture says that the probability of finding the path on the bottom bunk is always greater than or equal to ...

Detecting a graviton — the hypothetical particle thought to carry the force of gravity — is the ultimate physics experiment. Conventional wisdom, however, says it can’t be done. According to one ...

A 1930s-era breakthrough is helping physicists understand how quantum threads could weave together into a holographic space-time fabric. Until his dying days, the giant of 20th-century physics ...

The idea of a species is fundamental to the way that many people understand the structure of life on Earth. But ask 10 specialists how they define the concept and you might get 10 answers. In this ...