• Kyodo


A Japanese team of researchers has succeeded in the reproduction of mice using freeze-dried sperm preserved in space for nearly six years, developing what could be a “Noah’s Ark” type of technology to save plants and animals from extinction in the future.

The study published last month in the Science Advances journal said a total of 168 mice were born in 2019 and 2020 after the sperm was brought back from the International Space Station despite exposure to space radiation.

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