Utah startup says it grew human sperm in lab, creating embryos in early test of infertility breakthrough.
Paterna Biosciences says it has determined the set of instructions needed to turn sperm-making stem cells into "normal, ...
Scientists have tried for decades to produce human sperm outside the body. A Salt Lake City company says they’ve succeeded – ...
Sperm whales, which make clicking sounds to communicate, use different “vowels” in ways similar to human speech ...
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