The process of human ovulation has long been shrouded in mystery. We know that once or twice a month, women release tiny eggs from their ovaries into their fallopian tubes, which usher eggs into the ...

Who hasn't seen it before: the view through the microscope in which a sperm penetrates an egg cell and fertilizes it. This fundamental step in procreation happens dynamically and seemingly without ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into synthetic uterine tissue—revealing a key stage in reproduction. The resulting ...

Humans are among the few species that lack overt physical indicators of female fertility. One explanation for concealed ovulation in human females is that hiding fertility from males helps females ...

When couples experience infertility, medical science presents possible solutions for a potentially successful conception of a baby. Infertility issues can be addressed with Human Chorionic ...

A research group led by Associate Professor Naoko Inoue (she/her), doctoral student Safiullah Hazim (he/him), Associate Professor Yoshihisa Uenoyama (he/him), and Professor Hiroko Tsukamura (she/her) ...