What Modern Smartwatches Can (and Can’t) Actually Track
Smartwatches track a lot, but not all of it is measured the same way. Here’s what’s a real reading and what’s an estimate.
Where AR Glasses Are Actually Headed
AR glasses have been ‘almost here’ for years. Here’s what’s actually changed and where they’re realistically headed.
Smart Rings vs. Smartwatches: Which Wearable Fits Your Life
Smart rings and smartwatches track similar data but make very different tradeoffs. Here’s how to think about which fits your life.
What Your Smartwatch Can (and Can’t) Actually Tell You About Your Health
Smartwatches measure real physiological signals — but not always as precisely as the marketing language implies.
Smart Cities Are Less About Sensors Than You Think
Real smart-city progress usually comes from connecting existing infrastructure with data, not from flashy new sensor networks.
Semiconductor Supply Chains, Explained
Almost every modern device depends on a handful of highly specialized chip factories. Here’s how that supply chain actually works.
How Digital Payments Are Rewiring Emerging Markets
Mobile-first payment systems are skipping traditional banking infrastructure entirely across large parts of the world.
The Quiet Comeback of Compact Tech
After a decade of bigger screens and bulkier devices, smaller, lighter tech is finding its way back into demand.
Why Battery Chemistry Is the Real Bottleneck in Modern Gadgets
Processors get faster every year, but batteries improve slowly. Here’s why chemistry — not chips — is the real constraint on gadgets.
What Actually Matters When Buying a Smartphone in 2026
Spec sheets are longer than ever. Here’s what’s genuinely worth weighing before you buy a new phone.