Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.


Online Content Director: Suzanne LaBarre | Email
Senior Editor: Paul Adams | Email
Associate Editor: Dan Nosowitz | Email
Assistant Editor: Colin Lecher | Email
Assistant Editor: Rose Pastore | Email
Contributing Writers:
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Kelsey D. Atherton | Email
Francie Diep | Email
Shaunacy Ferro | Email
This is no where near the smallest printer. I purchased, MANY years ago, a small scanner/printer that is about one inch square and eight inches long. one end scans and the other end prints it out. It can only do about two lines of newspaper sized text in height. The little printer cartridges are smaller than a nine volt battery. I bought this little gadget almost 20 years ago! Never used it much. It didn't have much of a purpose except copying clasified ads. It was just a novelty.
Auto-darkening sunglasses? Eyewear makers have had this on the market for many years. It's called "Transitions" lenses.
You guys can't do anything but pull other people down? I didn't read anywhere a claim that the printbrush was the smallest printer. I think that it'll print on any surface (not just paper) is pretty cool. And, if you read the blurb about the sunglasses closely, you'll see that the entire lens doesn't darken, only the part required to block out bright glare, leaving the rest of the lens clear. Transitions don't do that.
My only question is; where do the pregnant women have to stick those pens???
The Bed Bug detective is a good invention, but it could be a great invention if they can have it detect drugs and bombs and other things of that nature. Not only will it be smaller than a dog to carry around, but you wont have to feed it and take it to use the bathroom, and also, wont have to worry as much about having cops and military people putting dogs through very tough training so that they can do the job this device may be able to do.