Don't-Miss Stories

'I almost got sued for knitting a Firefly hat': The legal risks of pop-culture fan art

How intellectual-property squabbles over fan-made crafts are alienating fan communities.

3D-printed sugar sculptures are sweet to look at (and eat!)

A mission to find the perfect cake topper ended up in a business focused on 3D-printing sugar.

This DIY interactive pop-up book looks way more fun than your Kindle

Think print is dead? That paper is passé? Don't tell Antonella Nonnis, the creator of this interactive pop-up book.

Meet the guy who built a Lego microscope that actually works

If you or your kids want to learn about biology while having fun, make a microscope out of Lego. Carl Merriam did.

One kid's open-source robot will paint you a pretty picture

This painting robot aims to make both art and technology fun—it also paints in color!

Someone just made a Flight Simulator autopilot system using an Arduino board

Andrea Giudici built an Arduino-based airplane autopilot system for flying around virtual planes in Microsoft Flight Simulator X.

The LittleBox turns your Raspberry Pi into an all-in-one PC

What would happen if an iMac and a MakerBot Replicator married and had a kid? I'm not entirely sure, but I imagine it would look a something like the LittleBox.

Nerf sentry gun might be the nerdiest home security system ever

Until now, I’ve never wanted to own a sentry gun, but Instructables user BrittLiv has built one that fires Nerf bullets. Now I’m reconsidering.

You too can make this 3D-printed film camera at home

Film cameras may be obsolete as far as mainstream use goes, but that didn't stop Instructables user Bozardeux from designing and building an SLR camera. Oh, did we mention that it's 3D-printed?

How I built a RapMan 3D printer from scratch

Assembling your own 3D printer can be quite the challenge, yet an exciting adventure. Here's what the building process looks like.