Modern cars can do a lot of impressive stuff. The onboard diagnostic (OBD) system can tell us when there's a vehicle malfunction by activating the check engine light, while advanced car safety ...
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Can You Actually Make a Camera Sensor at Home

Silicon, photodiodes, and a lot of uncertainty. I set out to build a basic camera sensor—and quickly found out why this stuff is normally done in cleanrooms. Law enforcement has individual in custody ...
Building a camera sensor from scratch is no small feat. This project explores how light can be captured and turned into electrical signals, showing the complexity behind the technology that powers ...
When Shuai Xu set out to create a wearable biosensor to monitor the vital signs of premature infants and newborns, he faced a major challenge: the skin of these children is so delicate that the ...
Home security tech doesn't have to be large and obvious to make a difference. Some of my favorite security devices are tiny little gadgets hidden out of the way but still doing a world of good in my ...