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Top 10: Marvelous Metals

rolls-royce-hp-turbine-blade

As promised, here's a tasting menu featuring some of my favorite metallurgical content from our archives arranged, as usual, in mysteriously-appealing (and entirely arbitrary) top-ten format. Narrowing it down to just ten involved some hard choices; this subject is rich, and we've covered it a lot. A second round-up, perhaps... Read more »

August is Metals Month

Continuous casting copper disc (99.95% pure), macro etched, ∅ ≈83 mm, by Heinrich Pniok.

Well, what's left of August is Metals Month, I should say. A broad subject, to be sure, and with only a couple of weeks to explore it, I want to be fairly ruthless about focusing on interesting and unusual metals themselves, and processes for working with them, rather than more... Read more »

Hydro Priming Seeds with Cheetos

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Brian Rawlings wrote in to share an experiment he’s working on with his 9-year-old daughter and 6-year-old son: using Cheetos as a hydroponic medium. Hydro-priming is the process of soaking seeds in water before planting. Hydro-priming decreases the time it takes seeds to germinate. For this experiment, we wanted to... Read more »

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