So, Haeckel proposed, by examining the development of an embryo you could read its entire evolutionary history in the transition from one stage to another. In fact, this isn't strictly true ...

During early development the precursors to all these ... factors that drive tissue differentiation from the earliest embryonic stage forward. This would permit new understanding of cellular ...

Emerging findings suggest that viral DNA may play an important part in how embryos form, right after fertilization.

Discover the fascinating world of extra nipples and supernumerary breasts, a natural variation found in humans and other ...

Shelby is an assistant editor for The Scientist. She earned her PhD from West Virginia University in immunology and microbiology and completed an AAAS Mass Media fellowship. View Full Profile. Learn ...

In the mouse developing embryo, she previously demonstrated a bias at the two-cell stage: one cell contributed more to fetal tissue and the other to the placenta. 4 “We know so little about the very ...

Researchers at the University of Virginia have created the first comprehensive protein-level atlas of brain development, ...

At the earliest stages of life ... implantation—begins to form. Its development is tightly controlled by genetic and epigenetic programs. Stem cell-based embryo models, such as blastoids ...

And now, scientists have shown that transposable elements also play crucial roles in the development of human embryos. The findings have been reported in Cell. There are transposable elements in the ...

This study sets the stage for future research into specific ... this study has generated an unprecedented dataset. Early embryo development is a highly dynamic process that is of great interest ...