This video offers a captivating look at the key stages of human embryonic development—from fertilization to the early ...

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

Humans do not have tails, but do we have “what it takes” for a tail? Hens don’t have teeth, but they have the genes for it. With atavism, it is as if our genomes serve as archives of our evolutionary ...

By tracking the fate of individual embryonic stem cells, researchers have found that endoderm cells—early embryonic cells ...

Researchers at EPFL have created the first 4D lipid atlas of vertebrate development, revealing how fats shape our bodies from ...

Zoe Strozewski is a Newsweek reporter based in New Jersey. Her focus is reporting on U.S. and global politics. Zoe joined Newsweek in 2021. She is a graduate of Kean University. You can get in touch ...

Some newly reported clumps of cells growing in lab dishes have been hailed as the closest things to human embryos that scientists have ever made in the lab. These entities are human embryo models — ...

A small tissue fold in fly embryos, once thought purposeless, plays a vital role in stabilizing tissues. Researchers show that it absorbs stress during early development, and its position and timing ...