Anthropic PBC is introducing an updated version of its most powerful, widely available AI model, barely a week after it ...

A neglected force produced by neutrinos and other particles helps atomic physics measurements align with predictions of the ...

Anthropic PBC is introducing an updated version of its most powerful, widely available AI model, barely a week after it ...

Claude Mythos Preview is Anthropic's most powerful AI model that excels at identifying weaknesses and security flaws within ...

Somewhere in the distant universe, light from a quasar bends around a galaxy and reveals a dark clump so compact it should ...

A new study suggests that failing to detect dark matter signals in some galaxies may not contradict evidence seen in our own.

Okay, so quantum tunneling. It sounds like something out of a sci-fi movie, right? Like a character phasing through a wall.

There has been considerable debate among physicists over the last 15 years about conflicting measurements of the charge ...

A mysterious glow of gamma rays at the center of the Milky Way has long hinted at dark matter, but the lack of similar ...

Decades of weird experimental results appeared to support the existence of the sterile neutrino, a hypothetical particle that ...

A bizarre, record-breaking neutrino detected in 2023 may have originated from an exploding primordial black hole—a relic from ...

On Feb. 13, 2023, a cosmic bullet of sorts zipped beneath the Mediterranean Sea near Sicily. It was a subatomic particle ...