Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. If you’re deep into ...

Kristen Fischer has written for numerous health publications, hospitals, and medical companies, and is a member of the Association of Health Care Journalists. Nick Blackmer is a librarian, ...

Crushing ice for a frozen cocktail? Reach for a full-sized blender. Need a quick smoothie for your morning commute? Break out your personal-sized blender, then hit the road with its on-the-go jar. But ...