Metal
A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard, opaque, shiny, and has good electrical and thermal conductivity. Me...
Metal - Wikipedia
How Aluminum May Have Collapsed the Twin Towers
Aluminum, a principal material used in planes, is softer, lighter and more flexible than iron or steel. It could also be the reason the twin towers fell so quickly. From: THE MISSING EVIDENCE: 9/11 S...
The Padlock That Made a Man Wealthy
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vegas boys bending scrolls- olde school-hot steel
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Detector lock by John Wilkes, 1680
This is "Detector lock by John Wilkes" by Victoria and Albert Museum on Vimeo, the home for high quality videos and the people who love them.
These Are The Countries With The Biggest Gold Reserves
Gold's price has increased by more than 25% so far in 2016, and in July analysts from UBS argued that the metal has entered a so-called new phase.
The best kitchen knives
How interested are you in knives? This is really the only question that matters. It will determine w...
A Flash Of Light Occurs At Moment Of Conception
Scientists have discovered that a "breathtaking" flash of light occurs at the moment of conception. For the first time, researchers from Northwestern University have now demonstrated that when a huma...
Samurai Swordmaking
Samurai swordmaking video from the UK's National Museum of Arms and Armour and the Portland Art Museum
Traditional axe craftsmanship
This is a short film made by Peter Vogt in 1965 about axe making in Oakland, Maine. It documents the process of creating fine axes in the Emerson Stevens shop -- the last axe factory to operate in Oak...
Sashimi Knife - Sakai City
Japanese blades are world-renowned for their craftsmanship. This forge in the heart of the knife-making city Sakai explains why. Thanks to Mizuno Knives, Sak...
This Day In History-1905 World’s Largest Diamond Found
On January 25, 1905, at the Premier Mine in Pretoria, South Africa, a 3,106-carat diamond is discovered during a routine inspection by the mine’s superintendent. Weighing 1.33 pounds, and christened t...
How Copper Makes Organic Light-Emitting Diodes More Efficient
Use of copper as a fluorescent material allows for the manufacture of inexpensive and environmentally compatible organic light-emitting diodes (OLEDs). Thermally activated delayed fuorescence (TADF) e...
2016 ABS International Master Smith Knife of the Year by Rodrigo Sfreddo, MS
The American Bladesmith Society presents the 2016 International Master Smith Knife of the Year by Master Smith Rodrigo Sfreddo, Nova Petropolis, Brazil. The ...
Researchers’ Metallic Glue May Stick It To Soldering And Welding
“MesoGlue was founded by Huang and two of his PhD stu­dents: They had a dream of a better way of sticking things together.” Those “things” are every­thing from a computer’s cen­tral pro­cessing unit a...
Metallic bond
Metallic bonding occurs as a result of electromagnetism and describes the electrostatic attractive force that occurs between conduction electrons (in the form of an electron cloud of delocalized elect...
Metallic bond - Wikipedia
Metallic elements
A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard, opaque, shiny, and has good electrical and thermal conductivity. Me...
Metallic elements - Wikipedia
Amorphous metal
An amorphous metal (also known metallic glass or glassy metal) is a solid metallic material, usually an alloy, with a disordered atomic-scale structure. Most metals are crystalline in their solid stat...
Amorphous metal - Wikipedia
Ferrous metal
Ferrous (Fe), in chemistry, indicates a divalent iron compound (+2 oxidation state), as opposed to ferric, which indicates a trivalent iron compound (+3 oxidation state). This usage has mostly been de...
Noble metals
In chemistry, the noble metals are metals that are resistant to corrosion and oxidation in moist air (unlike most base metals). The short list of chemically noble metals (those elements upon which alm...
Noble metals - Wikipedia
Precious metal
A precious metal is a rare, naturally occurring metallic chemical element of high economic value.Chemically, the precious metals tend to be less reactive than most elements (see noble metal). They are...
Precious metal - Wikipedia
Transition metal
In chemistry, the term transition metal (or transition element) has two possible meanings:Jensen reviews the history of the terms "transition element" (or "metal") and "d-block". The word transition w...
Transition metal - Wikipedia
Alloy
An alloy is a material composed of two or more metals or a metal and a nonmetal. An alloy may be a solid solution of the elements (a single phase), a mixture of metallic phases (two or more solutions)...
Alloy - Wikipedia
Metallurgy
Metallurgy is a domain of materials science and engineering that studies the physical and chemical behavior of metallic elements, their intermetallic compounds, and their mixtures, which are called al...
Metallurgy - Wikipedia
Metalworking
Metalworking is the process of working with metals to create individual parts, assemblies, or large-scale structures. The term covers a wide range of work from large ships and bridges to precise engi...
Metalworking - Wikipedia
Metalloid
A metalloid is a chemical element with properties in between, or that are a mixture of, those of metals and nonmetals. There is no standard definition of a metalloid, nor is there complete agreement a...
Metalloid - Wikipedia
Nonmetal
Apart from hydrogen, nonmetals are located in the p-block. Helium, although an s-block element, is normally placed above neon (in the p-block) on account of its noble gas properties.In chemistry, a no...
Nonmetal - Wikipedia
Aluminium
Aluminium (or aluminum; see spelling differences) is a chemical element in the boron group with symbol Al and atomic number 13. It is a silvery white, soft, nonmagnetic, ductile metal. Alumi...
Aluminium - Wikipedia