The U.S. is the only country allowed to withdraw from the World Health Organization. And Jan. 22 is the day when Trump's pullout announcement should go into effect. But ... it's complicated.

President Trump explains why he wants to acquire Greenland in private messages with world leaders. And, Indiana caps off a perfect football season with a national championship win over Miami.

It's unclear how many leaders have been asked to join the board, and the large number of invitations being sent out, including to countries that don't get along, has raised questions about the board's mandate and decision-making processes.

Warming temperatures are forcing Antarctic penguins to breed earlier and that's a big problem for two of the cute tuxedoed species that face extinction by the end of the century, a study said.

In his second term, the president is embracing a foreign policy that breaks sharply from U.S. tradition. Both supporters and critics say he's upending a global system in place for 80 years.

Cheap gasoline, yes. Drill, baby, drill? Not so much. And electricity bills are going up, not down.

Louisiana has long struggled with maternal and infant mortality. In New Orleans, free home visits by nurses help spot medical problems early. It's a reproductive health policy with bipartisan support.

Like President Trump, lawmakers around the U.S. blame corporate homebuyers for high prices and want to restrict them. Experts say it's not so simple, and passing laws has proved difficult.

There has been a lot of conversation on social media about the downsides of polyester. But are those downsides as bad as they're believed to be? Are there upsides?

A large share of the departures so far this term were on the National Security Council staff.

Critics of the project - including some Labour MPs - warn it could pose a security risk.

The 26-year-old made a series of allegations in a six-page Instagram post on Monday.

Former nurse Lucy Letby is serving 15 whole-life terms for murder and attempted murder.

The publisher says it has presented 'a pattern of legitimate sourcing' in its defence against alleged unlawful information gathering.

The discovery suggests cows may have far greater cognitive abilities than previously assumed.

Nearly a quarter of hospital trusts in England have seen waiting times deteriorate in the past year.

John Sudworth says the sounds of heavy machinery can be heard echoing around the neighbourhood.

The comedian and actor was charged with one more count of rape and one of sexual assault.

The operation follows a change of tactics agreed amid growing pressure from the UK government to step up interventions.

A series of text messages between US President Donald Trump and European leaders have been shared publicly.

Mailbox costs leap overnight as longtime users vent their frustration

Rackspace is giving a masterclass in how to annoy customers after an eye-watering price hike for email hosting.…

And the world economy might depend on it finding an answer

This week, OpenAI CFO Sarah Friar took to the internet to make a bold pitch for the company's future, which she claims is bright, despite what the current numbers say.…

PwC survey finds more than half of 4,500+ biz leaders see no revenue growth nor cost savings

More than half of CEOs report seeing neither increased revenue nor decreased costs from AI, despite massive investments in the technology, according to a PwC survey of 4,454 business leaders.…

Update Chainlit to the latest version ASAP

Two "easy-to-exploit" vulnerabilities in the popular open-source AI framework Chainlit put major enterprises' cloud environments at risk of leaking data or even full takeover, according to cyber-threat exposure startup Zafran.…

Corporate IT refreshed hardware to stay supported, not chase new features

If 2025 proved anything about PCs, it's that corporate IT will upgrade hardware out of necessity long before it does so out of AI-fueled excitement.…

Prompt injection for the win

Anthropic has fixed three bugs in its official Git MCP server that researchers say can be chained with other MCP tools to remotely execute malicious code or overwrite files via prompt injection.…

Group-IB says crims forking out for Dark LLMs, deepfakes, and more at subscription prices

Cybercrime has entered its AI era, with criminals now using weaponized language models and deepfakes as cheap, off-the-shelf infrastructure rather than experimental tools, according to researchers at Group-IB.…

Hold down Shift to make the magic happen (or not, as the case might be)

Microsoft's Raymond Chen has explained why holding down Shift during a Windows 95 restart would get the system up and running again far faster than a full reboot.…

Wave of American-imposed tariffs failed to derail global growth, according to the IMF

The global economy has proved more resilient than many expected in the wake of US tariff shocks, with the International Monetary Fund now projecting worldwide growth of 3.3 percent in 2026 as a surge in AI investment helps offset trade disruption.…

Definitely Maybe running Windows 7?

Bork!Bork!Bork! Just because Microsoft has ended support doesn't mean an operating system will suddenly disappear. Take this crusty ATM running Windows 7 in the fair city of Manchester, England.…

After a remarkably smooth launch campaign, Artemis II reached its last stop before the Moon.

Development hasn't exactly been smooth since the extraction shooter's 2023 announcement.

Delayed shipping times for current models sometimes means an update is imminent.

Musk's math reduced ChatGPT inventors' contributions to "zero," OpenAI argued.

Asus chairman Jonney Shih sees AI applications as the company's main focus going forward.

Xbox maker needs some fresher ideas for expanding access to cloud gaming.

Ars checks in with the new president of the Giant Magellan Telescope.

Veronika uses sticks to scratch herself, suggesting scientists have underestimated cow cognition

Opinion: As software power tools, AI agents may make people busier than ever before.

Ignoring the blue economy has left a multi-trillion-dollar blind spot in climate finance.