Electric car chargers aren't chargers at all – EVSE Explained
1970's Camera Tech: How they showed you what settings to use
What exactly is the goop inside a lava lamp?
Furnace Troubleshooting - Top 10 Furnace Problems
Retroreflectors; they're everywhere, and they cheat physics (sort of)
Brown; color is weird
The Superheterodyne Radio: No really, that's its name
The Zipf Mystery
Flexplay: The Disposable DVD that Failed (Thankfully)
Betamovie: Sony's Terrible (But Ingenious) Camcorder
Fiber vs. Copper; What do we really need?