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A tomography image in greyscale of snake tissues
Snakes Have Clitorises After All, Study Finds
Researchers visualize the snake clitoris in detail for the first time, finding evidence that the organ may be evolutionarily important for snake sex.
Snakes Have Clitorises After All, Study Finds
Snakes Have Clitorises After All, Study Finds

Researchers visualize the snake clitoris in detail for the first time, finding evidence that the organ may be evolutionarily important for snake sex.

Researchers visualize the snake clitoris in detail for the first time, finding evidence that the organ may be evolutionarily important for snake sex.

vagina

A grayscale electron micrograph shows hundreds of sperm cells stuck together in the foreground
Antibodies Stop Sperm in Their Tracks
Abby Olena, PhD | Aug 11, 2021 | 3 min read
Engineered antibodies trap and immobilize human sperm in the reproductive tract of female sheep, paving the way for possible use as a nonhormonal contraceptive in people.
Placental Microbiome’s Existence Challenged
Abby Olena, PhD | Jul 31, 2019 | 4 min read
The authors of a new study find no evidence for bacteria in the placenta, but others in the field question their interpretation of the data.
Bacteria Found in Women’s Upper Reproductive Tracts
Diana Kwon | Oct 17, 2017 | 3 min read
A new study identifies microorganisms residing in the human fallopian tubes and uterus, but some researchers are skeptical of the findings. 
Cave Creature Genitalia, Other Weird Discoveries Net 2017 Ig Nobels
Shawna Williams | Sep 15, 2017 | 2 min read
In one winning paper, scientists describe an insect whose females have evolved a penis-like appendage that penetrates males’ “vaginas.”
How Zika Infects Mother and Baby
Alison F. Takemura | Aug 25, 2016 | 1 min read
The virus replicates in the vaginal tissue of pregnant mice and in the brains of their fetuses, researchers show.
The Maternal Microbiome
Kerry Grens | May 21, 2014 | 5 min read
Moms bombard their babies with bugs both before and after they’re born.
Characterizing the “Healthy” Vagina
Jef Akst | May 19, 2014 | 4 min read
The overly simplistic notion of a Lactobacillus-dominated vaginal microbiome is giving way to an appreciation of diverse and dynamic bacterial communities.
Women Receive Lab-Grown Vaginas
Jef Akst | Apr 14, 2014 | 2 min read
Doctors implant custom-made organs, built from a tissue sample and a biodegradable scaffold, into four female patients born with underdeveloped or missing vaginas.
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