What do the earliest stages of a pregnancy look like? Embryonic development has been extensively studied, but most of our knowledge of the earliest stages of a growing baby come from stationary ...

A new study led by Pr. Serge McGraw, researcher at CHU Sainte-Justine and professor at Université de Montréal, shows that the effects of alcohol exposure on an embryo prior to implantation in the ...

A research team showed that, contrary to current models, one early embryonic cell dominates lineages that will become the fetus. “They are not identical,” said Magdalena Zernicka-Goetz, a ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery. The process of how a humble single cell becomes an organism fascinates scientists across ...

People undergoing assisted reproduction view embryo transfer as their final step after completing an exhausting marathon. A ...

Week 3 of pregnancy marks a crucial phase when your baby’s genetic blueprint begins to guide development. Although DNA is formed at fertilisation, this week is when genetic instructions actively ...

Researchers have developed a method for culturing fertilized chick eggs without their shells. The eggs were placed in an artificial culture vessel made of transparent film, allowing for real-time ...

HB 1071 would require fetal‑development videos in health class and lets parents opt out. The House takes it up this week.