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16 天
细菌造蛋白:科学家尝试从空气中获取食物
这种说法听起来难以置信,但这恰好是某些生活在土壤中的细菌的生存方式。在自然界中,这些“自养”微生物以氧气、氮气、二氧化碳和水蒸气为食,直接从空气中获取资源。在实验室中,它们也这样运作,通过消耗废弃的碳快速繁殖,填满大型发酵罐。经过抽取和脱水处理后,这 ...
MIT Technology review
21 天
Estas empresas están creando alimentos de la nada
Una 'startup' llamada American Castanea se ha unido a la misión de revivir el castaño americano, el primer paso en su plan para darle a los bosques una mejora genética.
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