The 8849 Tank 4 blurs the line between rugged smartphones and portable projectors, making it a niche favorite for off-grid ...

Those projects fizzled out, most likely due to the cost of the projectors, but we got a few laughs out of it: that wearable smartphone that projected a screen onto your wrist used the same technology.

An curved arrow pointing right. It's really simple to build a projector for your smartphone to be able to project the same types of holograms seen in Star Wars and other movies. Here's how!

Late last year, new company on the block, Humane, debuted its Ai Pin. It’s a wearable projector pin that packs all sorts of smarts. The goal? To replace your smartphone. It shrinks down the most ...