DIY WiFi train
Over on Seattlest they have a great story about SeattleWireless member Casey Halverson and how he is providing WiFi access to passengers on the Sounder commuter rail service from Tacoma. The self-contained backpack based 144Kbps portable hotspot can be found in the first car of the last morning train and in Car 403 on the 5:10pm return trip.
About a year ago I was at Radio Shack headquarters hanging out with my friend and Make pal

Starting in April
The Elevator Slingshot- When the elevator door opens, the pencil is pulled from the two rings that hold the slingshot back, launching a wet paper towel into the door of the elevator.
[Via
What do you get when you combine some particle board, 112 mirrors and our closest star?