Researchers are making progress on producing cows from just stem cells, with no eggs or sperm involved. Some people are wondering if the same tech might one day work with humans.

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Scientists are trying to get cows pregnant with synthetic embryos

https://www.technologyreview.com/2024/05/06/1092055/scientists-are-trying-to-get-cows-pregnant-with-synthetic-embryos/

Can animals be made without sperm or eggs? The answer could upend our ideas about what life is.

Scientists are trying to get cows pregnant with synthetic embryos