A T-Mobile outage left tens of thousands of customers without service, and many took to social media to vent their frustrations.

An increase in T-Mobile users reported service outages nationwide on Monday. According to Downdetector, at 4:51 p.m. ET, 61,730 T-Mobile customers reported an issue with service. Some users on social media stated that their phone was in SOS mode,

T-Mobile is apologizing to customers affected by Monday's nationwide service outage. Credit: Thomas Fuller/SOPA Images/LightRocket via T-Mobile, one of the biggest mobile carriers in the U.S., went down for hours on Monday,

Some T-Mobile users reported an outage that left them in SOS mode or unable to make calls for hours on July 27.

At $2,899, the Galaxy TriFold was prohibitively expensive for most shoppers, but Samsung reportedly viewed it as a test of the technology. Can a second-gen version deliver the goods?

Samsung has reportedly started developing its second-generation Galaxy Z TriFold, with another near-10-inch OLED expected and a possible launch alongside the Galaxy Z9 series in 2027.

A reliable source has just detailed Samsung’s entire 2027 lineup of flagship Galaxy phones, which includes the return of

Samsung's rumored 2027 TriFold could finally go mainstream, with wider availability and a flagship strategy that puts accessibility ahead of flashy concepts.

OpenAI CEO Sam Altman said he shifted his views about AI-related layoffs in part because he has seen how much humans value themselves over AI.

Sam Altman says the AI singularity is here. Learn what the term means, what evidence supports the claim and why leading researchers remain divided.

ABC News’ Linsey Davis spoke with ABC News contributor Mike Muse after Sam Altman’s claim that AI has achieved “singularity,” meaning the technology can now improve itself without human involvement.

Sam Altman says we're in the singularity. Most of the AI academics and authors Business Insider spoke to say the bar has not been met.

ZDNET's key takeaways Nvidia's new open-source alliance aims to democratize security solutions. AI is often the best tool for combating AI-driven attacks.Agent harnesses are a key component of better security.

The company is continuing to back A.I. systems that can be freely used by others amid a continuing debate over the use of Chinese-made technology.

Nvidia is leading a new coalition of tech companies that want the U.S. government and its allies to see open-source artificial intelligence as a cybersecurity asset, not a threat. Dubbed the Open Secure AI Alliance,

Nvidia’s Open Secure AI Alliance brings major tech and cybersecurity firms together to develop shared protections for enterprise AI agents and systems.

Over the weekend, private Claude AI chats were made publicly accessible by search engines like Google and Bing, making for a privacy nightmare for the people involved and the chatbot’s maker, Anthropic.

Thousands of chats, some containing potentially sensitive information, were indexed after users published shareable links that they may not have understood were public.

Anthropic suggests chats were indexed by the search engine because Claude users posted them on a forum or social media platform that was later crawled by Google.

The topics of the seemingly inadvertently exposed chats ranged from erotica to programming chats to work notes to fake book reviews.