Reproduction

Animals

Yes, many sharks do have live births, but not all. Live birth, known scientifically as viviparity, occurs when embryos develop inside a parent’s body and are born as independe...

Science & Nature

For many species of octopus, reproduction is the final stage of a life cycle that almost always ends in death. After investing immense energy in finding a mate and laying eggs,...

health-education

Adam Ruins Pregnancy uses comedy and research to examine how human reproduction actually works, where common assumptions diverge from evidence, and which risk factors people oft...

health

Human reproduction is the biological process by which new individuals of the species Homo sapiens are produced, typically involving the fertilization of an egg by sperm and subs...