This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already ...

Dream Recorder lets you watch your dreams as cinematic reels using AI and brain signals. Discover how DIY enthusiasts are ...

So I decided to build a low-cost DIY amplifying eyepiece, to make it easier for visitors to observe deep-sky objects but ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

From hands-on setups to fully managed protection, today's home security options vary widely, making the decision more ...

Need a Hall sensor? A strip of copper, a strong magnet, and an LM358 are all you need to explore the Hall effect hands-on. This experimental setup turns microvolt signals into measurable millivolt ...

Today’s home security options are more advanced than ever, offering incredible flexibility to customize your setup with motion sensors, outdoor cameras and ...

Modern vehicles rely on a massive amount of electrical systems, sensors, and control modules to keep the wheels turning. Some of those devices are well-known, like your car's main computer or engine ...