Imagine tracing your family tree not just to distant ancestors, but to creatures that once swam in primordial seas and hopped ...

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.

A new study reveal for the first time that the guinea pig pre-implantation embryo is very similar to the human embryo, ...

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 ...

Organoids are small-scale models that mimic human organs. These models could help scientists understand diseases and test treatments, and potentially aid in regenerative therapeutic methods.

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

If after the sperm and egg get together and the cells begin to divide, but then don’t progress beyond those first few days to ...

Studying the early development of human embryos is challenging due to ethical constraints and technical difficulties.

Vaping during pregnancy is becoming more common, but its impact on early human development is not well understood. The new ...

While GDP has become the gold standard by which economic development is judged, it was never intended to encompass the overall wellbeing and progress of any single nation. Neither does it capture the ...