Like a well-written, trillion-page novel, every micro-step, every macro-step, every twist and turn of our development follows a master plan.
Scientists are delving into the remarkable way a zygote grows through its embryonic stages to an adult.
Early geneticists missed a lot when they looked at DNA only for its coding function.
The children could have serious health consequences — either early or later in life — having been generated, after all, from two broken eggs.
There are 37 trillion cells in the human body, some 200 cell types, and 12,000+ specialized proteins. How does it all come together?