cat_metals – The Kid Should See This

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Primitive Technology crafts an iron knife made from bacteria

Rion NakayaMay 9, 2024May 8, 2024

Paper circuit animation projects, a tutorial

Rion NakayaApril 1, 2024

Printing furniture with liquid metal

Rion NakayaJanuary 31, 2024January 30, 2024

Why do pennies turn green?

Rion NakayaNovember 2, 2023November 28, 2023

Making a giant bell at Whitechapel Bell Foundry (2009)

Rion NakayaFebruary 23, 2023

The Lost-Wax Casting Process

Rion NakayaFebruary 13, 2023February 13, 2023

Solar metal smelting: Using sunlight to melt metal

Rion NakayaNovember 3, 2022November 4, 2022

Close-up cuts: Copper and aluminum wires, a pencil, and a steel bolt

Rion NakayaJanuary 10, 2022January 10, 2022

How to make a lemon battery

Rion NakayaDecember 6, 2021April 1, 2024

Amber cleans a copper coin with salt and vinegar

Rion NakayaOctober 8, 2021November 2, 2023

Is this the longest simple electric train track in the world?

Rion NakayaDecember 1, 2020December 3, 2020

How to extract iron from your breakfast cereal

Rion NakayaAugust 6, 2020October 3, 2022

Aluminum + Mercury = Aluminum amalgam

Rion NakayaApril 22, 2019April 24, 2019

How can bananas make music?

Rion NakayaNovember 27, 2018May 12, 2023

Thumb-dented aluminum can sculptures

Rion NakayaOctober 26, 2018October 26, 2018

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