Some of the many variants sold today promise to penetrate our gray matter, but biology isn’t in the habit of respecting marketing declarations.
Tech
Magnesium May Not Reach Your Brain, Despite Supplement Label Promises
Related
Tech
Valerion VisionMaster Max 4K Projector Review: Looks Great, Sounds OK
The Valerion VisionMaster Max 4K Projector delivers superb blacks, great brightness, and more adjustment capabilities than many users need.
Tech
The Best AirPods Cases We’ve Used In Our Day-to-Day Lives (2026)
These accessories add personality to your Apple headphones case, make them easy to find, and offer some protection, too.
Tech
Climate Change Has It In for the World’s Best Surfing
As coastlines change, so do surf breaks. That may spell the end for premier waves and the tourist economies that depend on them.
Tech
China Built a Battery Out of Iron That Could Last 16 Years, and Iron Costs 80 Times Less Than Lithium
Researchers at the Institute of Metal Research under the Chinese Academy of Sciences have developed a redesigned electrolyte for an alkaline all-iron flow battery that ran for more than 6,000 charge-discharge cycles with no measurable capa…