What's the secret to its glow? In the 19th century ... is produced in the light cells and then focused by a layer of reflector cells, which direct that beam outward through that translucent ...

In telecommunications they can encode signals, increasing a light beam's data bandwidth. They can even create images of scenes in infrared light, allowing defence contractors to test the infrared ...

The resulting bulbs have a cheery glow and a rustic look that we really like. Of course, it’s not a huge leap from DIY light bulbs to making your own vacuum tubes. That’s how [Dalibor Farny ...

I recently received a question about the use of technology in ecological research, which led to a discussion about ...

[robives’s] project side-steps the need for galvanometers by using glow-in-the-dark vinyl and a UV laser. The result is a laser beam trail which lasts much longer, which means that solid lines ...