Scientists have officially grown a notochord—the tissues that act as the “GPS for the developing embryo” by guiding the formation of the spine and nervous system.

The eggs were placed in an artificial culture vessel made of transparent film, allowing for real-time observation of the chick embryo's development from laying to hatching. The study is published ...

Watch an ink injection into the yolk sac artery of a 72 hour-old chick embryo to reveal its beating heart vasculature. This was shot by Anna Franz using a reflected light microscopy technique in ...

The ability to turn off a gene of interest in a temporally and spatially controlled manner is key to the analysis of gene function in developing organisms. However, the induction of temporally ...

Every year the U.S. egg industry kills about 350 million male chicks because they will never lay eggs and so have little ...