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Some say that handing out business cards is an antiquated practice due to the ubiquity of smart phones which can be used to trade or record contact information in mere moments. Instructables user [sponges] however, doesn’t agree and is pushing a “business card renaissance” of sorts with his POV business card. Hand-built in his basement, [...]

Tags:  business card practice pov smart-phones ubiquity sponges led hacks  

[Dave] has put together this laminar water jet, mainly from PVC and drinking straws. There isn’t a project page, but he does go into a little depth explaining how it works. The water enters at the bottom and is slowed down by a series of sponges, then forced through a column of drinking straws. It [...]

Tags:  jet laminar water dave drinking-straws water-jet sponges home entertainment hacks  

[Aaron] calls this project “Stochasticity”. It uses two sponges as a musical interface.  The performer wears a wrist strap and then draws on the table with water from the sponge to play different notes. You really need to watch the video to fully understand what’s going on here. We’re guessing that this is Arduino based since [...]

Tags:  sponge project music aaron musical-interface sponges arduino hacks  

[Aaron] calls this project “Stochasticity”. It uses two sponges as a musical interface.  The performer wears a wrist strap and then draws on the table with water from the sponge to play different notes. You really need to watch the video to fully understand what’s going on here. We’re guessing that this is Arduino based since [...]

Tags:  sponge project music aaron musical-interface sponges arduino hacks