Researchers have created a replica of womb lining or endometrium which allowed them to study the implantation of human embryos — process that signals start of a pregnancy. Described in a paper in the ...

The team observed the emergence of the three-dimensional embryo-like structures under a microscope in the lab. These started producing blood (seen here in red) after around two weeks of development - ...

Life begins with a single fertilized cell that gradually transforms into a multicellular organism. This process requires ...