The NASA JPL store
Afishinados, an art gallery/boutique in Avalon, California, on Catalina Island
C & H Surplus, an electronics/hardware store in Duarte, California
...beautiful, steampunk, green, and/or geeky jewelry such as earrings, necklaces, bracelets, rings, and wine glass charms; cute, cyberpunk, and/or nerdy hair clips and bobby pins; computer and electronic component cuff links, business card displays and cases; and much more, hand-crafted from upcycled / recycled and/or surplus circuit boards and computer, electronic, engineering, and industrial hardware components.
...robot-adorned laptop sleeves and cases, camera cases, and cell phone pouches; geeky and/or girly t-shirts; artwork prints, decals, note cards, stationery, magnets, bubble jewelry, and other items featuring robots, dragons, kitties, clever geekiness, humor, whimsicality, adorableness, and/or amazing artwork.
...and also, of course, the girlgeekboutique Lucky Capacitor, which no peep should ever be without.
TLDNR version: Here you will find win.
...computer parts and electronic components such as circuit boards, resistors, capacitors, LEDs, wire, cable, toroids, inductors, choke coils, diodes, hardware, gears, springs, and nuts.