[Pabr] is trying to make dry ice the hard way by building a thermoelectric dry ice generator. The project is a well planned round trip through thermodynamics and ...

So, I'm trying to think of the the feasibility of putting together a dry-ice heat exchange/fridge/freezer. The challenge is dry-ice is so darned cold that it freezes most commonly used hobbyist/diy ...

Several prank bombs caused paranoia at Los Angeles International Airport last week. One — packed in a 20-ounce soda bottle — exploded in a restroom, one on the tarmac and a third was found just ...