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It seems a little unreasonable and over the top to us. UK drivers pinched for speeding may soon be compelled to surrender a swab, too. If the authorities get their way, it's not just speeders they'll nab to build their DNA database, but even litterbugs will be asked to "donate."

The DOE is partnering with the Washington University in St. Louis to sequence the DNA of six photosynthetic bacteria. Funding of $1.6 million is being devoted to the project based on the potential for these bacteria to be a great source of biofuel in the future. The potential exists for microscopic cyanobacteria (blue-green algae) to capture sunlight and then produce clean ethanol via a biochemical process.