The spacing, timing, and shape matched patterns usually found in animals with left and right sides. The process raised a ...

Neurons placed inside engineered living bodies built from frog cells self-organize, become active, and reshape movement ...

Growing tissues can crack, break, and dissociate to form structures that can later withstand immense forces.

A study out Thursday in Science argues that Neanderthal men and human women were particularly inclined to mate, a sexual ...

At several archaeological sites in southern Africa, hundreds of highly unusual fragments of ostrich eggs have been found.

A cluster of fossilized dinosaur eggs discovered nearly five decades ago has revealed new secrets after being scanned with a ...

Using art as an entry point can help make the science of human embryology more accessible. “Art is a magnet for engagement and curiosity,” Barresi says. “Art invites people in and puts them in a more ...

An international team of paleontologists has uncovered the oldest known fossil reptile embryos, dating back approximately 280 million years. This discovery, featuring well-preserved embryos of ...

In July 1932, young pathology resident Elizabeth M. Ramsey was performing a routine autopsy with a colleague at New Haven Hospital when she made an extraordinary discovery: an apparently normal human ...

Selecting the healthiest embryo is one of the most important steps in in‑vitro fertilization (IVF), yet it remains one of the most uncertain. Roughly 15% of couples worldwide experience infertility, ...

This study presents a valuable finding on maternal SETDB1 as a key chromatin repressor that shuts down the 2C gene program and enables normal mouse embryonic development. The evidence supporting the ...