Gemstones like precious opal are beautiful to look at and deceivingly complex. As you look at such gems from different angles, you'll see a variety of tints glisten, causing you to question what color ...

For parents, children, and Lego aficionados everywhere, it's a good day to be alive. Everyone loves to build with Lego bricks, but no one likes the cleanup — so using AI technology, Jacques Mattheij, ...

There's lots to love, but we do have a few notes.

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

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 ...

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