Nerve cells are not just nerve cells. Depending on how finely we distinguish, there are several hundred to several thousand ...

U.S. District Judge Joseph Laplante blocked Donald Trump’s assault on birthright citizenship in a ruling that applies ...

A Harvard University researcher accused of smuggling clawed frog embryos into the United States is facing additional charges.

A new study from the University of Bonn offers an explanation for this phenomenon. In obese mice, certain cells in the embryo's liver are reprogrammed during pregnancy. This leads to long-term changes ...

In the United states, the history of embryo research (which now includes stem cells) has been closely entwined with the abortion debate for almost 30 years. Starting in 1973, shortly after the ...

If you’re looking for positive signs after an embryo transfer to indicate that you successfully became pregnant, there are several notable ones.

Harvard researcher accused of smuggling frog embryos faces additional charges If convicted of the smuggling charge, Petrova faces a sentence of up to 20 years in prison and a fine of up to $250,000.

Researchers have reported growing hearts containing human cells in pig embryos for the first time. The embryos survived for 21 days, and in that time their tiny hearts started beating.

Scientists observe how early embryos use epithelial cells to eliminate bacteria via phagocytosis, even before developing an immune system. Learn more.

Monash IVF has reported two bungles in as many months. So what is IVF, how is the process managed, and how can it go wrong?

Scientists in China have developed the world’s first 3D model of early mouse embryos, revealing how life forms in its initial stages at single-cell resolution. The team said this was a first ...

A Harvard University researcher accused of smuggling clawed frog embryos into the United States is facing additional charges. Kseniia Petrova, a Russian-born scientist conducting cancer research ...