Plan calls for three new reactors to reach criticality in about a year. Plan calls for three new reactors to reach ...

On Tuesday afternoon, just a few hours before a launch attempt of the ninth flight test of SpaceX's Starship vehicle, Elon Musk spoke with Ars Technica Senior Space Editor Eric Berger to talk about ...

Large language models (LLMs) like the AI models that run Claude and ChatGPT process an input called a "prompt" and return an ...

Although native-Monegasque Ferrari driver Charles Leclerc tried to temper expectations for the weekend, the Ferraris were in ...

On Friday, the Trump administration issued a series of executive orders intended to revive the US nuclear industry. These ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy ...

National Public Radio sued President Trump and his administration today over Trump's move to block funding for public broadcasting. NPR said Trump acted illegally, and that losing federal funding ...

Police have arrested a third suspect linked to one of the most extreme bitcoin-related kidnapping and torture cases in the ...

Researchers are studying the long-term effects on air, water, soils and surfaces of properties that didn’t burn.

Those users are holding out hope that Musi can defeat Apple in court and soon be reinstated. However, rather than coming to any sort of resolution, that court fight has intensified over the past month ...

European regulators have opened formal proceedings into Pornhub and three other adult platforms for suspected violations of the Digital Services Act (DSA), the European Commission announced yesterday.

Anti-vaccine advocate and Health Secretary Robert F. Kennedy Jr. has unilaterally revoked federal recommendations for healthy children and pregnant people to get COVID-19 booster shots.