Laser scanning microscopes are useful for all kinds of tiny investigations. As it turns out, you can build one using parts salvaged from a Blu-ray player, as demonstrated by [Doctor Volt]. The trick ...

Microscopes have long been scientists’ eyes into the unseen, revealing everything from bustling cells to viruses and nanoscale structures. However, even the most powerful optical microscopes have been ...

In brief: Even though Blu-ray players have been mostly replaced by streaming and video-on-demand services, they can still serve a purpose. A resourceful YouTuber shows he could turn said player into a ...