From your very first blinking LED to dazzling multi-color sequences, Arduino makes it easy to bring light to life. With just a board, a few LEDs, and some code, you can experiment with patterns, ...

Though chances are low, the northern lights, also known as the aurora borealis, could be visible in dozens of states.

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...

SEATTLE — A powerful solar eruption could trigger a severe geomagnetic storm early next week, giving the Pacific Northwest a good shot at seeing Northern Lights. The National Oceanic and Atmospheric ...

Sky-gazers will be able to see the oldest meteor shower, the Lyrids, on Tuesday night. Here’s where and how to watch them.

Between the night of April 21 and the early morning of April 22, those looking in the right place will see the sky light up ...