Internal battery firewall stops overheating before fires begin during failure conditions Ampere-hour sodium-ion cells demonstrate complete suppression of thermal runaway reactions Three-part safety system improves stability without reducing energy output performance One of the biggest risks in modern batteries is overheating which can lead to fires, but scientists at the Chinese Academy of Sciences (CAS)…

Ever since I saw my first RGB-backlit TV at CES 2025, from Samsung (immediately followed by Hisense and TCL later in the show), I’ve been really bullish on the technology’s potential — even going so far as to call it “a huge danger to OLED TVs”. 2026 is really the year of the RGB TV,…

Garmin has added fertility tracking to many of its best wearables The feature comes via a partnership with Natural Cycles It’s coming to the Fenix 8, Forerunner 570, Venu 4, and more The best Garmin smartwatches are more than just fitness trackers these days — they can help you get a clearer picture of your…

Dyson has launched a new personal fan to use at home or on the move The Dyson HushJet Mini Cool Fan has a bladeless design with five speeds It will be available direct from Dyson later this month for $99 / £99.99 Dyson has just launched a new personal fan that you can place on…

ChatGPT still dominates AI by far, though its lead is shrinking steadily Gemini’s growth rate outpaces every major AI chatbot competitor Gemini’s rise reflects Google’s aggressive ecosystem integration strategy Google Gemini has reportedly overtaken Perplexity to become the second-largest source of AI chatbot referrals worldwide. The latest Statcounter data for March 2026 claims while ChatGPT…

Full signal strength often fails to reflect actual usable internet performance Wi-Fi development has prioritized peak throughput over consistent real-world reliability Performance drops across rooms remain common in typical home network environments Many home internet users encounter a familiar situation where devices display full signal strength while applications struggle to load content reliably. This gap…

Rowhammer attacks now extend beyond CPUs into high-performance GPUs GPU memory manipulation enables direct access to CPU memory systems New attacks achieve full system compromise through controlled bit flips Rowhammer has been a known issue on CPU-facing DRAM for more than a decade, but the same weaknesses now apply to high-performance GPUs with potentially similar…

If you’re into astrophotography, you’ll know that clarity is everything. High-altitude regions with limited rainfall and minimal light pollution are perfect for stargazing because of the clear skies they provide, and Chile’s Atacama desert — famed for being the world’s driest (and highest) non-polar desert — is among the best places on Earth to set…

NordVPN latest desktop update delivers a cleaner, less cluttered interface A prominent search bar now replaces a long server list for instant access The redesign cuts connection time and simplifies navigation for subscribers NordVPN has rolled out a major redesign for its desktop apps, swapping out the old interface for a cleaner, more intuitive layout…

NASA has revealed its playlist of wake-up call songs for the Artemis II crew It includes Chappell Roan’s Pink Pony Club and a cover of Passion Pit’s Sleepyhead This tradition dates back to the days of the Apollo missions Aside from being a roaring success mid-mission, NASA’s Artemis II venture is one of the most…