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http://amasci.com/we ird/unusual/airthred .html Invisible filaments of high voltage "electric wind" are seen to disturb a thin fog layer made with warm water and dry ice. Get the HV power supply from http://amasci.com/em otor/negion.html
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see http://amasci.com/ho lo/ Scratch-holograms can be made on CD cases using a couple of thumbtacks poked through a stick. Or get fancy and use a professional compass and black painted polycarbonate. Or automate the process with a paperclip stuck into a motorized electric eraser.
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Bought online from various suppliers. Small neo supermagnet spheres are COOL, especially if you have over fifty of 'em. See links to suppliers at bottom of http://amasci.com/sp heres/
I got these 8mm nickel-plate spheres from Mr. George, $0.35 each, http://supermagnetma n.net/ Chrome plate or gold are more expensive than nickel.
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Amazingly repulsive, yet 3 simple mirrors just create symmetrical optical geometry. A shining jewel ...made of hairy damp pulsing FLESH. More construction details at http://amasci.com/am ateur/dscope.html
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From http://amasci.com/br ain/ website: Childhood Brain Modification. Instructions on valuable skills: how to cross just one eye, and how to speak with an echo.
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Odd art devices on this night. I contributed my violet wand and argon chamber. Trying to convince girls to let six inch sparks leap to their knuckles. The secret is on this site: plasma globe without vacuum http://amasci.com/te sla/heli1.html
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A rubber band gets hot when you stretch it, and cools down when it contracts. The FLIR thermal IR camera makes this instantly visible. "Thermal Eye" camera TSC by L3/Raytheon, found on eBay by searching for "thermal imaging". Also see http://amasci.com/un ew.html for more cool stuff
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Here's the opening night for the 'Outside In' show. The device made of vertical fluorescent tubes mounted on the rear wall is mine. For lots of info see http://amasci.com/ar t/pondmach/
http://web.archiv e.org/web/*/http://w ww.bumbershoot.com/l ineup/outsidein.html
http://www.dorkbo t.org/dorkbotsea/eve nts-pdstwe2.shtml .
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Beer bottle in a microwave oven. IT MELTS. No, it's not very safe. Not for kids!
That's my original oven from 1994, it's still working fine (but with paint a bit burned.) Whenever you see charred spots on your ceiling, you know that someone's been making plasma balls again.
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Between "Genuine danger" and "Raving Safety Paranoia" there must be some sensible middle ground. Dry ice is fun. Figure out a way to handle it safely.
Buy dry ice from suppliers listed in your yellow pages phone book for about $1 per pound. Or in Seattle, get it from QFC grocery, in the seafood section.
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The FLIR camera sees wet couches, cold cola, and metal mirrors. But it can't see black trash bags! "Thermal Eye" camera TSC by L3/Raytheon. Find them on eBay by searching for keywords "thermal imaging" .
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Camera as memo recorder, outdoor chase scene, and some really stupid toy ideas (probably worth millions!!!)
Also see the secret toy prototyping project: Santarchy Toy Mutations, http://www.youtube.c om/watch?v=mGCsMWoX9 oA
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Some strategies for retirement planning - Austin American-Statesman In a financial crisis, the typical advice from experts is to stay the course, keeping investments in place for the long term and waiting out the downturn. But people close to retirement might not have that luxury. Although the stock market rebounded ...