USB‑C Power Without Surprises: Cables, Chargers, and Habits That Keep Your Devices Safe
A plain‑English guide to USB‑C power. Learn how cables, chargers, docks, and devices actually negotiate power—and how to avoid costly mistakes.
Practical Home Biogas: Safe Digesters, Clean Gas, and Upkeep You Can Manage
Turn kitchen scraps into cooking fuel. Learn the right digester style, size, feed, safety, and maintenance to make small‑scale biogas work at home.
Thermal Comfort You Can Actually Tune: PMV, Fans, and Quiet Automations for Real Homes
Comfort isn’t just a number on the thermostat. Learn how to measure, tune, and automate temperature, humidity, airflow, and radiant heat at home.
Email That Actually Arrives: SPF, DKIM, DMARC, BIMI, and TLS for Small Domains
A practical, step‑by‑step playbook to authenticate your domain, protect your brand, and land more messages in the inbox—not the spam folder.
Passkeys Without Pain: Set Up, Sync, and Recover Across Phones and Laptops
A practical guide to passkeys you can trust. Learn setup, cross‑device sign‑in, migration from passwords, recovery plans, and smart policies for teams.
Build an AI Wildlife Camera Trap: Rugged Hardware, Efficient Models, and Field‑Proven Setup
Turn a small computer, a camera, and a low‑power sensor into a dependable wildlife trap that runs AI on‑device and survives real outdoor use.
Federated Analytics You Can Ship: Private Counts, Trends, and A/B Tests Without User IDs
A practical guide to measuring product health and running tests using on‑device computation, secure aggregation, and differential privacy.
Private 5G That Works: A Hands‑On CBRS Guide for Small Warehouses and Campuses
A practical, step‑by‑step playbook to plan, deploy, and grow a private 5G network using CBRS—covering radios, SIMs, cores, SAS, and real‑world tuning.
Indoor Wayfinding That Works Without UWB: Practical Bluetooth Beacons, QR Anchors, and Floor‑Aware Maps
A clear, low‑cost guide to indoor wayfinding that respects privacy. Use Bluetooth beacons, QR anchors, and smart maps to help people find their way.
Direct‑to‑Cell Satellite on Everyday Phones: Coverage Truths, Setup Tips, and When to Use It
Your phone can now talk to satellites for emergency texts—and soon regular messages. Learn what works today, what to expect, and how to use it well.