This is great: Michael Fichtenmayer experimented with a number of available art products to create copper finishes and showed off his results. It’s incredibly helpful to see them all together so you can do a quick comparison.
Here is a tutorial to build a homemade plastic bender. Now, remember to do this only with adequate ventilation; heating plastics can release all sorts of chemicals. No one really knows what we’re breathing. The MSDS for the plastic won’t tell you either, because they only have to disclose what the plastic is made of, not what it turns into with the application of heat.
Haunt Forum has a great thread on making a rusty and crusty texture with sand and oatmeal.
Prop Phone is an app that allows you to trigger an iPhone or iPod Touch to ring over WiFi or Bluetooth. They have a video up showing how to make sure the phone can’t receive calls during a performance; I didn’t realize you could out an iPhone in Airplane mode and then turn WiFi back on; I know, I’m practically Amish.
Check out this documentary about the company that made Scar Stuff, Vampire Blood, and Evil Teeth. Yeah, props people rarely use those drug store blood kits, but it’s a fascinating story nonetheless. I love the part where they discover a store has discounted their product as a loss leader, so they buy it all up and resell it to the stores.