Catholics around the world — who are already observing the first week of the Advent season — mark the Solemnity of the Immaculate Conception on Thursday, Dec. 8, a day that signifies the conception of ...

Many state legislatures are seriously considering human embryos at the earliest stages of development for legal personhood. Total abortion bans that consider humans to have full rights from the moment ...

When it comes to abortion, this letter is for all those who subscribe to scientific facts regardless of religious beliefs, personal opinions, or morals. The science of the creation of human life is ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. As an evolutionary biologist whose career has focused on how embryos develop in a wide variety of species over the course of ...