You don’t see them much anymore, but there was a time when any hobbyist who dealt with RF probably had a grid dip meter. The ...

You can't see, feel, hear, taste or smell them, but tiny particles from space are constantly raining down on us.

CES 2026, the annual consumer tech conference held in Las Vegas, is here. And lucky for you, we have TechCrunch editors and ...

Learn how to make a simple DIY pendulum using a ping pong ball and basic household materials. This step-by-step guide shows ...

Have an old Android device collecting dust somewhere that you’d like to put to better use? [Electronoobs] shows us how to ...

Spencer Axani, assistant professor in the Department of Physics and Astronomy, is the inventor of CosmicWatch, a portable, low-cost particle detector that tracks muons, invisible particles that ...

As I detailed yesterday, the Smart Play system contains three elements. The Smart Brick is packed with technology like ...

Nandan Nilekani built Aadhaar, India’s vast digital biometric identity system. Now he wants to Aadhaarize the world.

When a toy helicopter can “crash,” flash red, and add its own sound effects the moment a child tips it over, the question stops being what the model is and becomes who is driving the story. That ...

Build a voice assistant on Raspberry Pi using ElevenLabs and Open Meteo, so you get live forecasts hands free.

Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.

The new Smart Play system centers around a new Lego Smart Brick that can play sounds, light up, and interact with other ...