The majority of fertilized eggs die and are resorbed into the body. ZEISS Microscopy/Flickr, CC BY-SA As an evolutionary biologist whose career has focused on how embryos develop in a wide variety of ...

It’s a common misconception (no pun intended) that “Immaculate Conception” refers to the Roman Catholic teaching that the ...

The response to the coronavirus outbreak has rightly been about protecting human life. As a nation, we have taken extraordinary steps to protect public health and save lives. However, there is a huge ...

In 2016, two Japanese reproductive biologists, Katsuhiko Hayashi and Mitinori Saitou, made an announcement in the journal Nature that read like a science-fiction novel. The researchers had taken skin ...

Some of the old distractions concerning the abortion debate have been circulating, including in letters to the editor in the News Tribune (Reader's View: "Are pro-life zealots really control freaks?" ...

Even after nearly 2,000 years, we still have trouble fully appreciating the church's teaching about the conception of Mary.

Here is the lesser-known third verse of the Christmas carol “Joy to the World,” which Isaac Watts penned in 1719: No more let ...

After repeated, recent statements by U.S. President Joe Biden that he does not believe human life begins at the moment of conception, or characterizing such a belief as a matter of faith, scientists ...

This complicated but fundamental question has enormous ethical, legal, medical, philosophical, religious and scientific overtones. An article in The Journal of the Association of Basic Medical ...

The concept of human understanding revolves around finding ways to treat patients as unique individuals and personalize each patient’s experiences in every interaction with the healthcare system. NRC ...