Unexpected Elements cover image

Portrait of the monster black hole at our galaxy’s heart

Unexpected Elements

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How Did You Grow Them?

Growth plates were developed to grow the plants. They are normally used for cell cultures, but we adapted them by drilling holes in the bottom and then filling about the first half of some of the wells with spun rock wool. We put a small piece of filter paper on top of that, and then carefully siftid in ine hundred milligrams of the lunar regolit. And that's how we that was the form factor of how we grew things.

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