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Image of the Day
Menstruation on a Chip
Staff | Aug 29, 2017
This device models the female reproductive tract and might lead scientists to a greater understanding of fibroids, cancer, and infertility.
Image of the Day: Teeth
Staff | Jul 3, 2017
Once mated, female cabbage white butterflies (
use their "vagina dentata" to rip through the hard encasing of a male’s ejaculated spermatophore.
Infographic: Plastics’ Effects
Ee Ling Ng | May 31, 2017
Lab studies suggest that plastic pollutants in the environment could have detrimental effects on animals’ physiology.
Mice Successfully Reproduce with 3-D Printed Ovaries
Bob Grant | May 16, 2017
Researchers have constructed prosthetic female reproductive organs and implanted them in mice, some of which conceived and gave birth to live young.
Ancient Marine Reptile Birthed Live Young
Bob Grant | Feb 15, 2017
Researchers have described a pregnant
, and the fossilized remains suggest that the massive animal did not lay eggs, as previously suspected.
Eel-ucidating A Fishy Mystery
Staff | Dec 31, 2016
Researchers are using high-tech solutions to bring the lifecycle of the European eel into sharper focus.
Q&A: Zika Damages Mouse Testes, Reduces Fertility
Ben Andrew Henry | Oct 31, 2016
Michael Diamond of the Washington University School of Medicine in St. Louis and colleagues tracked the virus in the male mouse reproductive tract over several weeks.
Why Female Orgasm Evolved
Jef Akst | Aug 4, 2016
The phenomenon may have arisen to trigger hormonal surges and drive ovulation, scientists propose.
Staff | Jul 31, 2016
Biologist Carin Bondar delivers a TED talk about the wilder side of sex.
Jef Akst | May 5, 2016
A new culture system allows researchers to track the development of human embryos in vitro for nearly two weeks.