Analyzing embryo movements in uteruslike environments could offer clues to improving the success rate of in vitro ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into collagen designed to mimic uterine tissue —a key stage in reproduction ...

Sixty percent of miscarriages are caused by the failure of an embryo—the developmental stage before a fetus—to implant in the ...

In vitro fertilization and even CRISPR-Cas9 involve direct human intervention in the reproductive process. Yet, all of them work by modifying or intervening with existing human embryos or gametes.

Human reproduction is an inefficient process, with less than one third of conceptions leading to live births. Failure of the ...

The maturation process of oocytes remains paused for several years. Researchers from Konstanz and Göttingen have now found ...