(RNS) — Scientists have created a human embryo without the use of sperm or an egg — a true test-tube baby. Such embryos cannot (yet) develop into full-grown human beings. Even if transplanted into a ...
Scientists have detected microplastics in human semen and follicular fluid, the liquid that surrounds an egg in an ovarian follicle. "This is not an isolated finding –– it appears to be quite common," ...
"If reproduction is ever to occur beyond Earth, it must do so with a clear commitment to safety, transparency and ethical ...
A human embryo embeds itself into a fake uterus created by researchers. Screenshot from an Institute for Bioengineering of Catalonia video Sixty percent of miscarriages are caused by the failure of an ...
In 2016, two Japanese reproductive biologists, Katsuhiko Hayashi and Mitinori Saitou, made an announcement in the journal Nature that read like a science-fiction novel. The researchers had taken skin ...
A confocal microscopy image of a nine-day-old human embryo, with specific proteins and cellular structures colored distinctively. Green relates to embryonic stem cells and magenta associates with ...
A team of researchers has found microplastics in all 40 semen samples they examined from healthy men, highlighting the urgent need to study how these tiny particles could affect human reproduction. In ...
BEIJING, Jan. 29 (Xinhua) -- After years of dedicated research, a team of Chinese scientists has unveiled critical mechanisms governing early human embryonic development, offering novel theories and ...
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