Researchers reveal that the guinea pig pre-implantation embryo is very similar to the human embryo, spurring a better understanding of infertility and early human development.

These clusters of cells are increasingly at the center of legal disputes, resulting in piecemeal decisions that have far-reaching consequences.

Volume 17, Issue 3, on March 5, 2025, titled "Reproductive aging, preimplantation genetic testing for aneuploidy, and the ...

After three long essays in the New York Times ’s “Embryo Question,” the series ends with a stunning confession of complete indecision about what the human embryo is — aside from the assertion that ...

A new study has just pushed the boundary of evolutionary biology further by recreating primitive, dinosaur-like feathers in chicken embryos—all by flipping a genetic switch. A team from the ...

They use CRISPR-based engineering methods to prompt stem cells to organize into "programmable" embryo-like structures, also known as embryoids, which can be used to study the role of certain genes ...

We are going to bring [the embryos] to our favorite spot we travel to every year, almost like ashes?” Katie Shanahan, a nurse from Stoneham, said. “It’s all weird . . . but our end decision ...

CRCHUM researcher Sophie Petropoulos and her team reveal for the first time that the guinea pig pre-implantation embryo is very similar to the human embryo, spurring a better understanding of ...