Solar power is a great idea; it uses a resource that we won’t ever run out of (for a few million years at least). But current manifestations are very inefficient. Brian Wang rounds up some news about the potential of quantum dots to revolutionise solar cells, giving them an efficiency of 65%. Maybe he should contact that Australian grad student.

Mike Kuniavsky’s instructions for controlling your Mac wizard-style (that is, with gestures) makes for great reading. The hack is fun, but the designer’s justification is right on. (To paraphrase: tell your users a lie they can believe.)

It could get a lot cheaper to enrich uranium, provided you have the right equipment. That’s a special laser sieve and electrical trap, for the impatient.

Hangovers seem to be caused by the presence of acetaldehyde in your bloodstream. The ability to metabolize acetaldehyde is controlled by a gene named ALDH2, which is present in mutant form in many Asians.

I was reminded of yesterday’s link on crowdsourcing when I read that Slashdot’s selected a CSS redesign winner.