Water-cooled laptop stand - $6

Digital Composting has a very simple, inexpensive tip for a water-cooled laptop stand - a $6 (from Amazon hot water bottle!

"Fill it up with tap-water (room-temperature is fine) and insert strategically between laptop and lap. It’s comfy, acts as a nice heat-sink, and as a bonus it probably blocks a fair bit of the dangerous ‘electronic rays’ that are shooting out of the bottom of the computer straight at your important bits."

Full article here.