John Collins designed the current world-record-holding paper airplane. Here are his tips.
They fly in circles, flip, twirl, and more
Yes, you read that correctly.
How to send a folded flyer screaming 100 feet or more: Just add a motor-and a lot of juice
The Foldscope is now on Kickstarter
This spring, Earth's stratosphere will be invaded by giant latex balloons carrying cameras and scientific experiments. Yours could be one of them.
PopSci pays a visit to the home of the brightest beam of radiation in the world
Eat your heart out, Lance. This amateur-built recumbent may soon break its own record by hitting 82 mph
Don't waste airplane time on load times.
Who'd have guessed? The Swedes make the manliest gear around
Talk about your Super(sized) Mario Bros.: this controller does away with sore thumbs, but it might sprain a few ankles
Physics nerds in love.
Do more with your favorite communication app.
The best ways to digitize everything.
Stay on top of household chores.
Hint: Use quadrants
Force them to pay attention.
3 ways to make your own memes.
Eat in while staying at the inn.
Make the most of your Google-powered laptop
Stay focused and on-task.
Your phone, your vacuum, your printer—these are pricey items. Don't waste your money.