Gemstones like precious opal are beautiful to look at and deceivingly complex. As you look at such gems from different angles ...

The best, cleanest way to digitize old photos you want to colorize and restore is to scan them. If you're like me and are still searching for the perfect printer/scanner combo, the next best thing is ...

In 2023, a team of physicists from Sandia National Laboratories announced a major discovery: a way to steer LED light. If ...

Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called ...

If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build ...