Recently, a group of scientists have proposed an ambitious plan to build space colonies that could potentially sustain human life. These colonies would use artificial photosynthesis to produce the oxygen necessary for survival. Artificial photosynthesis is a process that uses light energy from the sun to convert carbon dioxide and water into oxygen and energy-rich fuel. This technology has the potential to revolutionize the way we approach space exploration and colonization and could eventually provide a solution to the growing energy crisis on Earth. With the help of artificial photosynthesis, space colonies could become a reality in the not-so-distant future.

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source: Phys.org