Reproductive System
Latest about reproductive system
Attempted Whale Shark Mating Caught on Camera for the First Time in History
By Brandon Specktor published
Nobody knows how whale sharks have sex, but these world-first aerial photos provide some big clues.
What Are Stem Cells?
By Jeanna Bryner published
Embryonic stem cells can morph into any cell in the human body.
Yellow, Blob-Like Cell Transforms into Wriggling Salamander in Surreal Time-Lapse Video
By Laura Geggel published
A mesmerizing 6-minute time lapse shows a single cell dividing seemingly endlessly until what was once a yellow blob has become a wriggling, darting salamander tadpole.
Smoking Marijuana Linked to Better Sperm Counts in Surprising Study
By Rachael Rettner published
The findings contradict previous research, but they are far from conclusive.
Here's How Researchers Made Mice with 2 Dads
By Stephanie Pappas published
Mice with two dads are harder to make than mice with two moms.
What Is Meiosis?
By Aparna Vidyasagar published
Meiosis is a specialized form of cell division that produces reproductive cells, such as plant and fungal spores, sperm and egg cells.
Men's Testes Have a 'Microbiome.' Could It Affect Fertility?
By Rachael Rettner published
Men's testes were once thought to be free of bacteria, but a small new study suggests that microbes may live naturally in this part of the male reproductive system.
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