Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.

I've worked with AI for decades and have a master's degree in education. Here are the top free AI courses online that I recommend - and why.

Challenging the brain with new learning, like a new language, may build cognitive reserve and memory confidence.

In the short-term, hypertrophy training causes microtrauma to the muscle, making it break down and leading to tiny tears.

Malicious Chrome extensions on the Chrome Web Store masquerading as productivity and security tools for enterprise HR and ERP ...

Cloudflare recently announced support for aggregations in R2 SQL, a new feature that lets developers run SQL queries on data ...

The introduction of dynamic arrays triggered the biggest change to how we work with Microsoft Excel formulas in years, if not decades. They allow a single formula to spill multiple results into ...

Functions are the building blocks of Python programming. They let you organize your code, reduce repetition, and make your programs more readable and reusable. Whether you’re writing small scripts or ...

Certain Windows 365 Copilot users now have access to a new feature in Excel that lets you use Microsoft's Copilot AI to generate formulas, but you might want to be careful how you use it. Microsoft is ...

A new COPILOT function in Excel lets you use AI in a formula. The new skill is now available to Microsoft 365 insiders. Reduces some of the complexity involved in creating formulas. Get more in-depth ...