More than half of enterprises say their AI projects have fallen short. Here’s what tech leaders must do differently.

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

Excel users are warned to update now, as a critical vulnerability has been confirmed that can lead to “zero-click information ...

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.

A Senate investigation revealed major data brokers allegedly hid opt-out pages from search engines, making it harder for consumers to stop data sales.

There's more than one way to skin an Excel table, and this one abuses Copilot.

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Like many other countries, the UK confronts insoluble long-term challenges: it has inescapable obligations that ...

From 2026 to 2028, Earth will see a double eclipse cascade: three total solar eclipses and three annular solar eclipses. It started this morning with a "ring of fire" eclipse only visible in a remote ...

The global annular solar eclipse, referred to as a ring of fire, on Tuesday will only be a partial one over South Africa, with visibility expected to be shorter than an hour and a half. Over ...

Zero-day exploits, AI-driven Android malware, firmware backdoors, password manager trust gaps, rising DDoS define this week’s critical cyber threats.

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. AI is not an infallible search engine, but ...