A human cell is a Rube Goldberg machine like no other, full of biological chain reactions that make the difference between life and death. Understanding these delicate relationships and how they go ...

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that ...

Scientists are exploring ways to mimic the origins of human life without two fundamental components: sperm and egg. They are coaxing clusters of stem cells – programmable cells that can transform into ...

The process, which would carry significant safety concerns, involves removing the nucleus from a woman's skin cell and inserting it into an egg, or oocyte.

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