PopSci readers made their own DIY ice orbs.
Eight amazing displays to check out.
Seven essential phone apps for your next project.
Take advantage of the warm weather
Stay busy while you're stuck at home
Channel your inner secret agent
Hardware has always lagged behind software in the open source movement. But one website is beginning to change that.
The ultimate gift guide for friends and family members who desperately need to improve their home-improvement skills
A step-by-step guide to becoming a successful inventor
Jet powered Space Rangers, kit cars, electronic organs, radio hats, and more -- all yours for a low, low price!
The hardest DIY project ever
PopSci teaches you how to make a crossbow, a wooden scooter, a psychedelic light show, and more contraptions you didn't know you needed
Father's Day -- June 21st -- is right around the corner
Build an indoor insect trap from our August, 1971 issue, fully updated for today (just in time for summer)
Try this update on a 1961 PopSci project: a cheap and stylish lamp base molded from a plastic bottle
Add your own voice to your next project
A step-by-step guide to getting YOUR projects on Popsci.com
Don't DIY blindly—our friends at Toolmonger round up the best tools for any project
Sure it takes some skill to put together, but the payoff is large-this rolling LCD projector lets you enjoy al fresco film nights all summer long.