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Featured in 2013 Kairos Global Summit
Mar 05, 2013
Watch This Pen Draw Objects In Midair [Video]
We catch up with the brains behind the 3Doodler, a plastic-melting pen that lets you draw 3-D objects in midair.
![Watch This Pen Draw Objects In Midair [Video]](https://www.popsci.com/uploads/2019/03/18/EIGTTXLK4CHS22PWF5PRUN2GSI.png?auto=webp&crop=357:215,smart&width=357)
Mar 04, 2013
How This Tiny Plastic Box Could Help Humans Inhabit Other Planets [Video]
Launching even small experiments into space can cost tens of thousands of dollars. Most of the money goes toward a...
![How This Tiny Plastic Box Could Help Humans Inhabit Other Planets [Video]](https://www.popsci.com/uploads/2019/03/18/YTIYMWF2RRVEOP7AFRNJDBE6UE.png?auto=webp&crop=357:215,smart&width=357)
Mar 02, 2013
A Police-Grade Booze Breathalyzer That Plugs Into Your Phone [Video]
Blow into the device, and it displays your blood alcohol content on your iPhone.
![A Police-Grade Booze Breathalyzer That Plugs Into Your Phone [Video]](https://www.popsci.com/uploads/2019/03/18/UHSCFI5AIOIXVFFWBTMEP66JO4.png?auto=webp&crop=357:215,smart&width=357)