Our Trucks Won’t Need No Batteries! Electric Trucks Look to Overhead Wires for Power

As the world grapples with the spectre of the so-called “hockey stick” graph of climate change, there have been a variety of solutions proposed to the problem of carbon emissions from sectors such as transport which have become inseparable from the maintenance of 21st century life. Sometimes these are blue-sky …read more

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Boom Hopes to Reignite Supersonic Travel with XB-1

Since the last Concorde rolled to a stop in 2003, supersonic flight has been limited almost exclusively to military aircraft. Many have argued that it’s an example of our civilization seeming to slip backwards on the technological scale, akin to returning to the Age of Sail. There’s no debating that …read more

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Electric Skateboard With Tank Tracks, From A Big 3D Printer

One of the basic truths of ground vehicles is that they are always cooler with tank tracks. Maybe not better, but definitely cooler. [Ivan Miranda] takes this to heart, and is arguably the king of 3D printed tank projects on YouTube. He has built a giant 3D printed electric skateboard …read more

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Jet Airliner Nacelle Becomes A Unique Camper

It’s possible that some of you will have thought about making a custom camper for yourselves. Some of you may even have gone as far as to build a teardrop caravan. It’s very unlikely though that you’ll have gone as far as [Steve Jones] though, who took an outer engine …read more

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There’s An Engineer In Germany I’d Like A Word With; Tale of a Crumbling Volkswagen Lock

In common with quite a few in the hardware hacking community, I have a fondness for older vehicles. My “modern” ride is an older vehicle by today’s standards, a Volkswagen Polo 6N made in the late 1990s. It’s by my estimation a Good Car, having transported me reliably back and …read more

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Magnetic Couplings Make This Lego Submarine Watertight

Although you’d be hard-pressed to tell in some areas, it’s summer in the northern hemisphere, which always seems to bring out the projects that require a swimming pool for adequate testing. The [Brick Experiment Channel]’s latest build, a submersible made almost entirely from Lego, is one such project and has …read more

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The Spin Cycle: Washing Machine Motor Converts 10-Speed to E-Bike

The “Spin Cycle” is an amazing electric bicycle built using a motor salvaged from a washing machine; when the puns are this perfect you have to roll with them. [jimminecraftguy’s] creation is one of the most hacked-together yet functional electric vehicle we’ve seen in a long time.

The drive train …read more

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Live Map of London Tube Created In PCB and Lights

If you’re a frequent traveler on a public transit system, it can be helpful to know when the trains or buses are arriving and if there are any delays. We might reach for a tablet to mount on the wall, but that relies on keeping the OS, the software, and …read more

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The Segway is Dead, Long Live the Segway

Before it was officially unveiled in December 2001, the hype surrounding the Segway Human Transporter was incredible. But it wasn’t because people were excited to get their hands on the product, they just wanted to know what the thing was. Cryptic claims from inventor Dean Kamen that “Ginger” would revolutionize …read more

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DIY Plastic Speedboat for One

Coroplast (short for corrugated plastic) is an interesting material. It has a structure similar to cardboard, but since it’s plastic it’s waterproof and can be used for a unique set of applications. It’s typically used for political yard signs, but there are more fun things to do with this lightweight …read more

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