This is MPAR ATD, a phased array antenna installed at The National Severe Storms Lab in Norman, OK. Each stitch is an antenna in the array, 4,864 total. Each 8x8 section outlined in black is a stand-alone panel that can be swapped out. Phased arrays are cool 🤓

Converting some pixel art from Ivan Dixon to cross stitch with the help of @edwardloveall and learning that colors are HARD pug-of-war.tumblr.com/post/170

I found the companion book for my future memoir: “Fantastic Tubes and Where to Find Them”

I’m so angry at my third grade niece’s math homework. This isn’t teaching division, it’s teaching quadratic equations or guessing. How do I explain how to solve this in a sensible way for an 8-year-old?

These barriers are SO HAPPY to have you walk past them

All I want in life is a work-colleague with which I can share a complex, secret handshake

Spooky is complete! Two cattywampus bat eyes, and a flickering light in the window. Getting those tiny LEDs to intentionally flicker is a subtle art. File this under useless projects.

Update on my Halloween : It was working for a hot second, before I snapped a wire while programming the 0603 LED to look like it was flickering because SPOOKY. Soldering is hard; those bats still need creepy red glowing eyes.

While I'm on this thread, there's also my singing pumpkin masterpiece

In the meantime, enjoy my Halloween prank from 2016.

I know modcloth is now owned by walmart, but this dress has both and and it's testing my resolve. Anyone have alternative nerdy dress recommendations?

modcloth.com/shop/dresses/opti

A Mastodon instance for maths people. The kind of people who make $\pi z^2 \times a$ jokes.

Use $ and $ for inline LaTeX, and $ and $ for display mode.