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Steelmaking is a major source of emissions. These companies are racing to fix it.
Featured in jet engines
Is There Really No Way to Keep a Goose Out of a Jet Engine?
Popular Science takes a gander at a sticky issue, in the wake of the plane downed in the Hudson River
Homemade Jetpack Designed To Reach An Altitude Of 25,000 Feet
But, uh, how do you land?
Anyone Can Build an Enormous Next-Generation Jet Engine (In Holographic 3-D)
Building a next-generation jet engine isn’t easy, but from the cool confines of a blacked out holographic chamber in Brooklyn,...
What Are You Doing Today, iForge?
Private industry needs to supercompute too. Today, Rolls Royce takes NCSA's iForge out for a spin
All Jet Everything at World Maker Faire NYC
I love Maker Faire. I’ve had a blast with makers and their wild creations in San Francisco and in Austin,...
A Naked Engine For Cleaner Flights
A jet engine shelved in the '80s could improve airplane fuel economy today
Build Your Own Turbojet? Some People Do
Earlier today, I came upon the site of a man who is building his own jet-powered motorcycle. That’s right. He’s...
You Built What!? A Closer Look at The Jet-Powered ATV
PopSci’s builder-in-residence outfits his four-wheeler with a screaming turbine
How It Works: The Dreamliner’s Super-Efficient Powerplant
The GEnx engine, the powerplant of Boeing’s 787 Dreamliner, burns 15 percent less fuel than conventional jet engines by using fewer components and lighter composite parts. Flying in 2009, the engine will also be quieter and more durable
