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Do beeswax candles produce negative ionisation? Nope.

This short note is heavily based on Are Ions Good for You, a beautiful exposition of the actual science of ionisation and pollution of the air. There are lots of claims around the internet, mostly by beeswax candle makers, that beeswax candles are “natural ionizers”. The theory goes that beeswax candles emit “negative ionisation” which […]

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XKCD’s ‘Click and Drag’ comic in Google Maps form

I just threw together a zoomable view of xkcd’s latest comic using the Google Maps API and US$0.27 of Google App Engine quota: Click and Drag. It helps to find some of the more off-the-beaten-track easter eggs, view it here! If I get enough (i.e., any) interest, I will clean up the source code and […]

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