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The LSST pier is unusually large (16 m diameter), robust (1.25-meter-thick walls) and mounted directly to virgin bedrock, [109] where care was taken during site excavation to avoid using explosives that would crack it. [106]: 11–12 Other unusual design features are linear motors on the main axes and a recessed floor on the mount. This allows ...
A first evolution experiment of synthetic 'minimal cells' – JCVI-syn3B bacterial cells whose genomes were trimmed to 493 essential genes and are the smallest of any known free-living organism – shows they survive and mutate vitally with their >50% decrease in fitness to JCVI-syn1 being regained after ~2,000 generations under accelerated ...