Reproduction
The Long, Winding Tale of Sperm Science
...and why it's finally headed in the right direction
Why Scientists Sent Mouse Sperm to the International Space Station
Back on Earth, a pile of new pups proves that mouse DNA can survive space
Mice With 3D-Printed Ovaries Successfully Give Birth
The gelatin-scaffold ovary could one day help restore endocrine function in young cancer patients and treat infertility
Your Monthly Menstrual Cycle, Reenacted on a Microchip
Bodies are complicated, but they’re no match for persistent bioengineers
Meet Eight Species That Are Bending the Rules of Reproduction
Spice up your mating life with relationship tips from rock lizards, sharks and water fleas
Now You Can Measure Male Fertility With a Smartphone App
A new device helps men monitor their sperm count from the comfort of their own home
Contraceptive Gel Called the “IUD For Men” Makes It Through Monkey Trials
Vasalgel aims to make contraception for men as easy and effective as IUDs have for women
Orca Moms Might Go Into Menopause Because of Their Daughters
Competition could explain this evolutionary mystery
For Viruses, the Best Way to Infect Baby Is Through Mama
Some viruses might take it easier on women—to get to their children
21st Century Cures Act Tackles Postpartum Depression
The new legislation includes grants to help diagnose and treat this prevalent issue
Decades-Old Chemicals May Be Threatening Polar Bear Fertility, As If They Didn’t Have Enough to Worry About
A new study sheds light on how today's pollutants could become tomorrow's threats to wildlife and humans
Male Widow Spiders Prefer Younger Ladies—So They Don’t Get Eaten
This strategy means they live to mate again, upending assumptions about these arachnids
Give it Up, Sneaky Males: These Lady Fish Have You Outwitted
Female ocellated wrasses have developed a surprising trick to control who fathers their offspring
The Evolutionary Reason Why Women Orgasm
New research suggests the female orgasm is tied to ovulation, not reproduction
There’s No Wrong Way to Make a Tadpole (or Froglet)
Marsupial frogs, “vomit frogs” and foam-spewers reveal the glorious range of frog baby-making techniques
Mother Wallabies Are Delaying Births Due to Bright Lights
Marsupials exposed to artificial light had their babies a month later than those that spent nights solely lit by the stars and moon
A New Pregnancy Test Can Predict Twins, Down Syndrome and More
A U.K. company is developing a urine test that analyzes patterns of proteins for information about the health of an expectant mother and her baby
Excess Embryos: Families Are Now Adopting Unused Embryos Leftover from IVF Treatments
The practice is relatively new and touches on complicated legal and ethical issues
Tortoise Defends His Lady in a Super Slow Chase
Here’s what happens when you interrupt two giant reptiles just trying to get in a bit of quality time together
These Moths Remember Where They Mated for the First Time
The locale of the African cotton leafworm moth’s first experience pairing up forms its future preferences, a new study shows
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