A magnifying glass contains a lens that’s made into a convex shape in order to better see small objects. Magnifying glasses have plenty of uses, from making it easier to read a book to examining ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

The iPhone's built-in Magnifier makes short work of unreadable text, and tiny objects. Photo: Charlie Sorrel/Cult of Mac There’s a little-known but awesome trick you can do with the iPhone’s camera: ...

If you’re reading Hackaday, you’re probably intimately familiar with really small parts. 0201 resistors are tiny, and even smaller parts aren’t unheard of. The screws that go in your phone are ...