Topic: metal

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Here’s Where the Juice That Powers Batteries Comes From

Atomic number 3 on the periodic table, lithium is the 'li' in the li-ion batteries that are inside of our smartphones, laptops, digital cameras, and electric vehicles. Above, Alejandro Bucher gives Bloomberg's Ashlee ...

Why does a frozen lake sound like a Star Wars blaster?

Ice can make all sorts of sounds: cracking, crackling, musical booooooms... and that pew! pew! Star Wars blaster sound. How? In this episode of NPR's Skunk Bear, we learn about acoustic dispersion and how the phenomen...

Metal crystals forming in time lapse

From Italy-based chemistry student Emanuele Fornasier, this is Crystal Birth, one of the many chem vids he's created as a video and photo enthusiast. He writes: This video is the beginning of a long term chemistry...

What’s inside my pocket camera? – Tinker Friday

What's inside my pocket camera? What's inside my flashlight thingy? What's inside my mobile phone pouch? Cairo-based product designer Dina Amin asks these questions every week for her Instagram side project called Tin...

Everyday Objects In Macro

Take a good look at these everyday objects up close... the colors, the textures, the scratches or bits of dust and dirt. Can you guess what the objects are before the camera zooms out? This is Everyday Objects In ...

The Waterphone

Invented by Richard Waters in the late 1960s, the waterphone is an unusual instrument that often contains a bit of water to help create its signature sound. Used in a variety of movies and albums, the instrument is of...

Welding in Space

On June 3, 1965, after America's first spacewalk was complete, the two Gemini IV astronauts, spacewalker Edward H. White II and command pilot James A. McDivitt, had trouble getting the hatch closed. They managed to, a...

DuoSkin: Functional, stylish on-skin user interfaces

Wear your game controller on your arm in the future and much more. From MIT Media Lab in collaboration with Microsoft Research, PhD student Cindy Hsin-Liu Kao introduces DuoSkin: Functional, stylish on-skin user inter...

Dismantling the San Francisco–Oakland Bay Bridge

Weighing more than 25 tons each, the five 504 foot (153.6 meter) long trusses of the San Francisco–Oakland Bay Bridge's eastern span have each been dismantled and lowered onto a barge that takes them away for further ...

Making a Forge Blower – Primitive Technology

A rotary fan from pieces of bark, a fan cover and spout made from unfired clay, a bow drill to power it, and a mud furnace to concentrate the heat. Watch how Primitive Technology constructs a forge blower from wood, b...

Dina Amin’s Tinker Friday Stop Motion Project

What's inside an old optical mouse? How many pieces are they made from? How might they be reimagined? Cairo-based product designer Dina Amin made a hobby from these questions, turning it into a delightful side project...

The giant sculptures along North Dakota’s Enchanted Highway

In 1989, the small town of Regent, North Dakota was getting smaller, and with no prospects in sight for bringing in visitors and jobs, former school principal Gary Greff came up with an idea: He would build an 'enchan...

Meccano Rope-Making Machine

Engineered with metal strips, plates, angle girders, spools, chains, axles, gears, nuts, and bolts, this rope-making machine twists three strands of string into a rope. Built by Meccano enthusiast Peter Ashby, the mac...

Exquisite scrap metal creatures by Insectophile Edouard Martinet

When Edouard Martinet was 10, one of his teachers introduced his pupils to insects, but in a rather obsessive way. Subliminally, the fascination sunk in to the young French boy. Fast-forward 40 years, and Martinet ...

I Beam – Sesame Street

A red hot steel I-beam is molded at the factory, moving back and forth within the machines as it takes shape in the form of the letter I. This classic Sesame Street clip was first seen in 1980 during the show's 12th s...

Dad teaches his daughter how to cast a ring from scrap pewter

When Ivan Owen's 10 year old daughter wanted to learn how to make her own metal ring, including designing it and melting down the scrap pewter metal, the Bellingham, Washington-based artist and maker embraced the oppo...

The Wintergatan Marble Machine, music made from 2,000 marbles

Multiple instruments are interlaced within this 3,000 part, hand-crafted invention by Swedish musician Martin Molin. With continuous cranking, lever flips, and other machine tweaks, his original composition comes to l...

Sculpting the Wind: Anthony Howe’s Kinetic Sculptures

Filmed in Orcas Island, Washington, sculptor Anthony Howe discusses the inspiration and work behind his wind-powered, stainless steel kinetic sculptures with Great Big Story: Sculpting the Wind. More from Howe's site:...

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