Why onions make you cry

Why onions make you cry. via Potti

Water problem in cities

Water problems at Chennai. And Mumbai. And Ahmedabad. And Andhra. The rest of the world will, too, in a short while.

Google games on Metafilter

Google games on Metafilter.

3D search engine

A 3D search engine from Princeton. Quite an interesting attempt. I’m not sure what to do with the result of the search, though. via missing matter