The Digital Signature

A cluster of European cities within a five-hour train ride of London could become a unicorn factory to rival Silicon Valley, argues tech investor Saul Klein.

The Portuguese capital’s most exciting startups include a platform to help entrepreneurs get going, a smart punchbag, and the Uber of hair salons.

The Irish capital’s embrace of big tech is filtering through to its startups, who are building better tools for IT teams, AI content moderation tools, and RNA screening for herds of cattle.

The Spanish capital is drawing talent from Latin America, and its eye-catching startups are working on smarter payments, eldercare, and an AI-powered virtual nurse.

The Finnish capital’s most exciting startups are building nuclear-powered heating networks, better weather forecasting tools and an esports streaming platform that lets viewers bet on the outcome.

Pinterest and Threads seem convinced I’m in my 60s or going through menopause. Spend enough time in the bizarro worlds of these feeds, and you can start to believe anything.

OpenAI promised payouts to custom GPT creators. Now most are turning to outside sources for revenue.

Is a deal really a deal? Amazon’s ChatGPT competitor, a chatbot it calls Rufus, will now answer some user questions on price changes.

It has been a billboard week for artificial intelligence research. But could big wins for Demis Hassabis and Geoffrey Hinton change broader scientific incentives?

The $4.4 billion in crypto is set to be the largest pile of criminal proceeds ever sold off by the US. The former IRS agent who seized the recording-breaking sum, meanwhile, languishes in a Nigerian jail cell.