Tag: engineering

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How the differential gear works and why we need them in our cars

Around the Corner is a great 1930s video that clearly describes how the differential gear works and why we need them in our cars. Bonus: motorcycles ride in formation to victorious band music.  h/t Kottke.

An extravagant piece of furniture with secret panels, doors, and drawers

If you’ve ever wanted a cabinet with secret compartments — and we’re talking about a lot of secret compartments here — then you’re going to like videos from the Extravagant Inventi...

Circuit Playground: A is for Ampere

This made-for-kids video, Circuit Playground “A is for Ampere” – Episode 1, isn’t your everyday made-for-kids video. DIY electronics shop Adafruit, led by MIT engineer and Adafruit Founder Limor Fried (in the ...

Shelter in 24hrs: Emergency Concrete-laced Canvas Tent

From National Geographic’s I Didn’t Know That, this flexible, concrete-laced canvas can be put up by two people and ready to use as shelter within 24 hours. It’s essentiall...

Irving Harper: Works in Paper

Paper doesn’t require any special equipment—“All you have to do is sit down, cut paper out, and score it, bend it, and glue it.”  A beautiful Herman Miller interview with designer (and paper engineer/artist/scul...

Andrew Gatt’s Paper Rollercoasters

Mixing physics, engineering, paper and what looks like some seriously rewarding folding, cutting and taping DIY, Andrew Gatt builds incredibly sturdy paper roller coasters out of heavy paper s...

Printing dinosaurs: the mad science of new paleontology

File under laser scanners, 3D printers and dinosaur bones… not so surprisingly a great combination, as introduced by Dr. Kenneth Lacovara of Drexel University: "For years and years, vertebr...

SpaceX’s Grasshopper: “What it feels like to ride a rocket.”

From @elonmusk, “What it feels like to ride a rocket.” SpaceX’s Grasshopper takes a 12-story leap towards full and rapid rocket reusability in a test flight conducted December 17, 2012 at SpaceX&#...

The Secrets of Slithering Snakes

From Science Nation, mathematician and mechanical engineer David Hu studies the design and movement of slithering snakes: Snakes certainly make it look easy when they slither forward, leaving perfect S-curve tra...

Inventor Portrait: Jerry Ford’s automatic wheelchair brake device

Elderly people with Alzheimer’s Disease or dementia sometimes forget to use the manual brakes on their wheelchairs, which then fall out from under them when they try to stand or sit. When this ...

The world’s most advanced prosthetic limb

A father who lost his arm in an accident six years ago has been given a new lease of life by a hi-tech bionic hand which is so precise he can type again. Nigel Ackland, 53, has been fitted with the Terminator-like c...

Human-Powered Helicopters: Straight Up Difficult

NPR’s Human-Powered Helicopters: Straight Up Difficult! How difficult? The Sikorsky Prize from the American Helicopter Society has promised $250,000 to anyone that build’s a human-powered heli...

LEGO Great Ball Contraption

This LEGO machine, or LEGO Great Ball Contraption, is 17 different modules of incredible. Transporting 500 mini soccer and basketballs over 101.7 feet (31 meters), this hypnotic project was created in two years from ...

K’nex engineering marvel: Clockwork

This engineering marvel is called “Clockwork" and was built by K’nex enthusiast Austron, who has built five K’nex ball machines. This one is his most ambitious endeavor:  It took 8 months to build...

Complete MSL Curiosity Descent Interpolated HD

Want to see what it looked like for Curiosity as it hurtled toward the surface of Mars? After the heat shield separates, the car-sized rover, still protected by its back shell, continued to fal...

The Helping Hand

The Helping Hand is a story about Daniel, who is super into dinosaurs, how things are made, and just running around goofing off. Siemens.com is currently showcasing Daniel’s story, by filmmakers Z. Murphy & ...

Soft-bodied robot that uses camouflage

From Ed Yong at Discovery Magazine:  The camo-bot is an upgraded version of a soft-bodied machine that strode out of George Whitesides’ laboratory at Harvard University last year. That white, translucent machine am...

NASA TV: Curiosity has Landed

Curiosity Has Landed, the 2m24s definitive edit from NASA Television:  Get a behind the scenes look a the tension, anticipation and exhilaration experienced by scientists and engineers at NA...