Please provide your email address to receive an email when new articles are posted on . Compared with in vitro culture, blastocyst formation from Invocell intravaginal culture performs slightly better ...

The first steps of human development—those that occur within the first few weeks of pregnancy—remain mysterious in many ways. Within a week of fertilization, human embryos form a blastocyst, which ...

Newly created “blastoids” could give scientists a faster and simpler way to research embryonic development than using fertilized human eggs. Made of human stem cells, these blastoids are the most ...