It's commonly thought that sperm "race" to the egg, with the winner fertilizing it. But is this really the case?

Just because a sperm is a strong swimmer doesn't necessarily mean it has the right amount of DNA, Dr. Lisa Lee told Newsweek.

Sperm and egg development starts with meiosis, a process in which chromosomes line up before self-segregating into daughter cells. During this process, pairs of chromosomes carry out an intricate ...

Primordial germ cells, the founder cells of the germ line, are set aside in the early animal embryo, and divide and differentiate to produce sperm and egg ... for meiosis initiation and male ...

Kelainan langka trisomi 13 atau Sindrom Patau bisa dialami sejak bayi di dalam kandungan. Lantas, bisakah kondisi ini dicegah?

In a study of early embryonic development in primates, an international research team under the leadership of Berthold ...

Northwestern Medicine investigators have uncovered new insights into how intercellular "glue" functions to enable ...

Oregon lawmakers are considering whether to empower children conceived from donor sperm, eggs or embryos to gain access to the names of the donors who made their existence possible, similar to the ...