Home » Had to blow the dust off of these: Grace

Author: Grace

I'm a "dirt-ologist". I love studying the interface of human and environment interaction, often asking the rather rhetorical question: "Do we change the landscape, or does the landscape change us?"

I also captain the ISS Insanitekian, a startup adventure of a lifetime.

Person scooping soil into a sample bag, with the words “Is Your Soil Really Safe?” overlaid on the image.

Independent Environmental Testing for Small Farms and Homesteads: Affordable Soil and Water Testing

Independent environmental testing gives small farms, homesteads, and community gardens a reality check on soil and water quality so you can grow food safely, use inputs wisely, and catch problems before they become crises. It works alongside extension offices and big labs by adding a neutral, client‑focused partner who can ask “but what does this …

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Liebig condenser in a laboratory setup showing inner tube and outer water jacket, with hoses attached for coolant flow during distillation and reflux.

How a Liebig Condenser Really Works (So You Don’t Flood the Lab)

Editor’s note: Most of the foundational work on condensers and on Justus von Liebig’s teaching laboratory was published in German, where Liebig lived and worked as a chemist and professor. Many of those primary sources have never been translated or made easily searchable online, so what you see below leans on peer‑reviewed articles, museum archives, and …

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Yellow Water in Lapel: How a Small Lab Can Support a Community Already Fighting

In Lapel, Indiana, people are turning on their taps and seeing bright yellow water flow into their sinks, tubs, and baby bottles. Residents describe it as “fluorescent” and “the color of sweet tea,” and photos circulating online and in local coverage are hard to look at if you imagine bathing your kids in it.​ Brianna …

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Illustration of students using simple machines to understand mechanical advantage and debunk common classroom myths.

Avoid These Simple Machines Mistakes: Common Misconceptions About Work and Mechanical Advantage

Picture this: You’re watching a student’s eyes light up as they use a pulley system to effortlessly hoist a heavy bucket. “This machine takes away work!” they exclaim triumphantly. You smile—they’re engaged, they’re excited—but there’s a problem. They’ve just locked in one of the most persistent misconceptions about simple machines, one that will muddy their …

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Structure of the alpha1beta1gamma2S tri-heteromeric GABAA receptor in complex with GABA (spacefill)

Chromatography Power Couple: How Size Exclusion and Affinity Team Up for Cleaner, Happier Proteins

Imagine walking into a crowded comic‑con where everyone is in costume, talking at once, and you’re supposed to find your friend dressed as one very specific superhero. That chaos? That’s your crude protein mixture. In swoops affinity chromatography, the over‑enthusiastic super‑fan with a VIP list and a velvet rope, grabbing only the molecules with the …

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Rock outcrop, Germany.

Reading Earth’s Diary: Teaching Stratigraphy Through Layers and Time

Earth keeps a diary, but it does not use words—it writes in layers. Each bed of sand, mud, ash, or gravel preserves a brief episode in Earth’s history: a river shifting course, a shoreline advancing or retreating, an eruption dusting the landscape, or a long pause marked only by weathering and erosion. Stratigraphy is the discipline …

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Examples of igneous rock surrounded by crystals.

The Science of Crystals: How Igneous Rocks Reveal Earth’s Hidden Treasures

Crystals don’t just sparkle in jewelry stores—they’re born from Earth’s interior in a process so precise that geologists can predict which minerals will form at each temperature drop. If you’ve ever wondered why a granite countertop glitters with different minerals, or how scientists know where to dig for gems, the answer lies in understanding crystal …

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Ion Exchange Chromatography: History, Principles, and Real‑World Applications

Ion exchange chromatography (IEX) is a liquid chromatography technique that separates molecules by their charge using a charged stationary phase and an aqueous mobile phase. It is a workhorse for purifying proteins, nucleic acids, and inorganic ions in both research and industry .​ Brief history Early observations of ion exchange date back to 19th‑century soil …

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