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

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

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

It is a truth universally acknowledged that a man in possession of a good e-ink display, must be in want of a weather station ...