Dr. A. Patrick Schneider II, in his attempt to claim “personhood” for a fertilized egg, is the one who actually ignores science in his April 4 commentary, “When life begins: Science ignored.” Here is ...

This complicated but fundamental question has enormous ethical, legal, medical, philosophical, religious and scientific overtones. An article in The Journal of the Association of Basic Medical ...

The different configurations of maternal and paternal chromatin, acquired during oogenesis and spermatogenesis, have to be rearranged after fertilization to form a functional embryonic genome. In the ...

An international group of plant biologists discovered for the first time on how factors arising from the mother and father in flowering plants cooperate to develop the shape of their child. Until now, ...