Jim, K1KJW, and others alerted me to this very cool move by the inventive minds at JPL. They put a Morse Code pattern in the tire treads of the Curiosity rover. So now as it drives around, it spells out JPL in the Martian regolith.
http://www.nasa.gov/mission_pages/msl/news/msl20120829f.html
Our book: "SolderSmoke -- Global Adventures in Wireless Electronics" http://soldersmoke.com/book.htm Our coffee mugs, T-Shirts, bumper stickers: http://www.cafepress.com/SolderSmoke Our Book Store: http://astore.amazon.com/contracross-20
KO6BTY’s Late-Night Find: New GOES Proton & Electron Data Meets GPT-5 Charts
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Getting back to that Argentina call. One thing KO6BTY pointed out was that
the FoF2 numbers didn't look normal. She was correct to an extent. They
defin...
7 hours ago