Especially red — the universal color of danger. So, what does it mean when your Nespresso machine starts blinking red at you, and what should you do? Don't worry, we've got solutions for you below. If ...

have caught sight of hundreds of mysterious flashes of light reflecting off our planet over the course of a year. What could they be? Reflections of sunlight glinting off oceans? A really ...

This weekend, we're taking a look at some big flashes, new bags ... Both feature a 30W, bi-color modeling light, include a rechargeable battery, and have a Bowens mount for attaching accessories ...

The build is pretty simple — a coin cell-powered ATtiny85 reads input from a spring vibration sensor and flashes the LEDs. This is meant to complement [Jeremy]’s primary bike light ...