On the TV show ReGenesis, the scientists constantly scribble with markers on big, transparent boards — here's a clip, and here's another. I am guessing that they are using fluorescent wet-erase markers, perhaps in combination with a black-light lamp to make the paint visible in such low light. Where can I buy a setup like this?
posted on Oct 5, 2008 - 7 answers

At my (security-sensitive) work we all get badges. Sometimes we leave them at home. Sometimes we need to bring a visitor in. Then we get temporary badges. These badges have an interesting fading sticker on them. How does it work? [more inside]
posted on Jan 24, 2007 - 26 answers

I'm looking for a method to automatically open the index.html file within an archive and then allow browsing from there, without decompressing. [more inside]
posted on Mar 8, 2006 - 7 answers

What technology could I use to create a transparent image overlay on the fly? [more inside]
posted on Mar 2, 2006 - 1 answers

I have found programs that allow you to apply partial transparency to a window (in windows), but I'm looking for something a little different: chroma keyed transparency, like what is used in visual effects or on the weather report. [more inside]
posted on Jan 24, 2006 - 1 answers