SINGAPORE – Lim Meng Liang, 38, spends most of his time solving the impossible. As a specialist in Diophantine equations – notoriously complex mathematical problems famous for having no solutions – ...

Did you know that you can now use Windows Update to reinstall your current Windows 11 version without losing data? Yes, this new feature lets you reinstall your current Windows 11 version using ...

A team of developers, including the co-creator of the Signal protocol and contributors from Microsoft and Harvard, are building out open-source software that can help bring the sort of hardened ...

The new open-source project could serve as the basis for a future of apps with features as complex as Slack, Discord, or Google Docs—but with added protection against surveillance. So one group of ...

If your iPhone underwent an update in May 2026, you might have noticed the word “encrypted” appearing at the top of some of your text threads. This actually isn’t an indication that anything has ...

If your iPhone underwent an update in May 2026, you might have noticed the word "encrypted" appearing at the top of some of your text threads. This actually isn't an indication that anything has ...

Rachel is a freelancer based in Echo Park, Los Angeles and has been writing and producing content for nearly two decades on subjects ranging from tech to fashion, health and lifestyle to entertainment ...

Daniel is Lifehacker's Shopping Editor covering tech deals and reviewing TVs, headphones, speakers, and projectors. He earned his master’s in journalism from Columbia University and has reported for ...