Scientists have captured the first instance of an early stage embryo forming, which could help solve the 'mystery' of how congenital birth defects start in humans. Australian researchers watched ...

Learn about our Editorial Policies. It is allowing people to do biochemistry with mammalian embryos that they couldn’t do otherwise. After a sperm fertilizes an egg, the totipotent cell divides into a ...

Is there only one optimal configuration an organism can reach during evolution? Is there a single formula that describes the ...

Researchers at Helmholtz Munich and LMU reveal how transposable elements – ancient viral DNA remnants – reactivate during ...

Clumps of embryonic stem cells given one brief molecular stimulation start arranging themselves in a way that resembles a mouse embryo, down to the timing of when the cells switch on particular ...

Fresh embryo transfer may be a better option than use of frozen embryos for women with a low chance of having a healthy baby by vitro fertilisation (IVF), suggests a trial from China published by The ...