باکتری های خواب زمستانی می توانند به بیمارستان ها حمله کنند و در فضای بیرونی زنده بمانند - اما بودجه انرژی آنها یک ضعف را نشان می دهد

Hibernating bacteria can invade hospitals and survive outer space—but their energy budget reveals a weakness

A spore is a bacterium's survival capsule: dried almost solid and wrapped in protein armor, with its chemical processes shut down. Bacteria enter this state of hibernation when environmental conditions are unfavorable. What's left is close to indestructible: It can survive boiling, desiccation, radiation and the vacuum of space. NASA once bolted Bacillus spores to the outside of a satellite and left them in orbit…