DIY

Super-Real Mario Kart

A pack of hacked go-karts that re-creates a classic videogame.

By Gregory Mone Posted 05.15.2013 at 10:03 am 9 Comments

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DIY

Gene Machine

A pipe that copies DNA using the heat of a lightbulb.

By Daniel Grushkin Posted 05.14.2013 at 4:57 pm 6 Comments

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DIY

2 DIY Printers That Would've Impressed Gutenberg

Inventive ink!

By Ajai Raj Posted 05.09.2013 at 3:23 pm 0 Comments

Now : Bioprinter

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DIY

Amp Your Ride

Charge electronics on the go with a bike-mounted USB hub.

By Doug Costlow, as told to Colleen Park Posted 05.09.2013 at 11:00 am 2 Comments

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Science

Dear Schools: Stop Treating Science-Curious Kids Like Criminals

We shouldn't punish students who are trying to understand how their world works.

By Dave Mosher Posted 05.07.2013 at 4:15 pm 27 Comments

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DIY

You Built What?!: A Human Catapult

An air-powered lever that launches people into the sky

By Gregory Mone Posted 05.06.2013 at 12:57 pm 0 Comments

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DIY

This Real-Life Videogame Health Bar Tracks Your Virtual Demise

Things just got real.

By Colin Lecher Posted 04.29.2013 at 3:30 pm 3 Comments

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DIY

Gray Matter: Funnels Of Flame

How nature scorches the skies with fire tornadoes.

By Theodore Gray Posted 04.16.2013 at 12:30 pm 1 Comment

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DIY

You Built What?!: A Tractor For The Apocalypse

A modular, open-source workhorse to help rebuild civilization.

By Clay Dillow Posted 04.10.2013 at 12:00 pm 4 Comments

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DIY

High-Tech, Old-School Headphones

Untether your vintage cans using a cheap wireless hack.

By Rose Conry Posted 04.02.2013 at 4:59 pm 0 Comments

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Technology

How Can I Solve A Faraway Relative’s Computer Woes?

Give your granny several states away the tech support she deserves—from a smartphone.

By Rick Broida Posted 04.02.2013 at 4:43 pm 1 Comment

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DIY

Build Your Own Resistor Substitution Decade Box

Dial in the resistor you need and avoid digging through messy electronics bins.

By Ajai Raj Posted 03.22.2013 at 9:03 am 5 Comments

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DIY

Gray Matter: Watch A Hybrid Rocket Burn From The Inside Out

Seeing through a rocket engine is easier than you might think.

By Theodore Gray Posted 03.18.2013 at 9:00 am 3 Comments

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DIY

Raid Your Kitchen To Build This Potato Chip Speaker

For that crispy, crunchy audio

By William Gurstelle Posted 03.14.2013 at 3:44 pm 3 Comments

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DIY

Happy Pi Day! 10 Useful Things You Can Make With A Pie Tin

In honor of Pi Day, why don't you try one of these fun crafts from the Popular Science archives? Use a pie tin to make a jet engine, a telescope, or a lovely chandelier.

By Rose Pastore Posted 03.14.2013 at 11:00 am 0 Comments

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DIY

+ More Photo Galleries

June 2013: American Energy Independence

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.