A cell of the ichthyosporean C. perkinsii showing distinct signs of polarity, with clear cortical localization of the nucleus ...

Scientists have observed a type of cell division in a prehistoric unicellular organism that resembles the embryonic ...

You might recall images of embryonic development from your high-school biology textbook: In a predictable progression, a ...

"This is really a textbook image of a human day-14 embryo," Prof ... disc - one of the key hallmarks of this stage of embryo development. The hope is embryo models can help scientists explain ...

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. Researchers at ...