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

The process is less a tweak to human reproduction or bending it to our own will than replacing it with something different altogether.

Sixty percent of miscarriages are caused by the failure of an embryo—the developmental stage before a fetus—to implant in the woman’s uterus. Part of the problem is that researchers have no idea how ...

“It’s such an important process for human reproduction, but at the same time, we don’t have the technology to study it.” A human embryo contracts itself to minimize its exposure to the ...