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

Using an AI coding assistant to migrate an application from one programming language to another wasn’t as easy as it looked. Here are three takeaways.

HONG KONG—A Hong Kong court sentenced former tycoon Jimmy Lai, an outspoken 78-year-old critic of China’s Communist Party, to 20 years in prison, a ruling that adds further friction in U.S. relations ...

The report, which was released during the World Economic Forum’s Annual Meeting, said that employers “risk missing the productivity prize” by focusing on technology deployment while neglecting the ...

Q. I use Excel to do traditional linear forecasting, but I would like to upgrade to exponential smoothing for more accurate forecasts. Is there a way to do this in Excel? A. Accurate forecasting is ...

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Does your online grocery order ever feel fishy, like the prices just aren’t adding up? It turns out you’re right to be suspicious — and now we have compelling evidence. New research by a consortium of ...

Cottage cheese has been blessed with an image overhaul. Once considered a stodgy health food, it’s now a popular recipe add-in thanks to its sky-high protein content—a huge advantage in a day and age ...

Q. I have used the Excel functions LEFT, MID, and RIGHT to dissect cells. However, I have some spreadsheets where each piece of information is a different length and uses different delimiters. Is ...

The simplest way to add an apostrophe before a date in Excel is to type it directly before the date when entering it in a cell. This method works best when you’re dealing with a small number of ...

It starts with something small, a text that feels oddly familiar. Maybe it says, "Hey, how are you?" or "Are you coming to the BBQ?" Before you know it, you're in a friendly back-and-forth with ...