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

I tested the most popular red light therapy devices. These are the ones worth your money.

A light-sensitive crystal is opening the door to a new era of “light-written” technology. Arsenic trisulfide can be reshaped ...

The Lyrid meteor shower returns to the sky, on Tuesday night. Here’s where and how to catch a glimpse of the cosmic show.

In Dying Light: The Beast, skulls are not the only things you need to crack to survive. Castor Woods is filled with secrets and amongst them are hidden safes from a bygone era. This IGN Dying Light: ...