Guardians of the Womb: The Trophoblast Organoids Reinventing Fetal Safety
Researchers from Tokyo Medical and Dental University (TMDU) overcome scientific roadblocks and develop a model to assess the biology of the human placental barrier. During…
Reproductive Biology News
Scientists Shed New Light on Mysteries Associated With Infertility
Two studies led by Rutgers provide insights into the success and failure of egg cells. Scientists researching the challenge of high miscarriage rates have been…
Unveiling Evolution’s Secrets: Scientists Discover Mathematical Connection Between Chickens, Frogs, and Fish
One of the fundamental and timeless questions of life concerns the mechanics of its inception. Take human development, for example: how do individual cells come…
The Missing Link in Male Infertility: Unraveling a Protein Mystery
Mature spermatozoa are characterized by a head, midpiece, and a long tail for locomotion. Now, researchers from the University Hospital Bonn (UKB) and the Transdisciplinary…
Nature’s Genetic Bargain: More Kids, Fewer Years?
New research supports the theory that genes promoting early reproduction may accelerate aging, but emphasizes the dominant role of environmental factors in determining lifespan and…
The Bizarre Case of Swimming Sea Worm Butts: Nature’s Weirdest Trick
Armed with its own eyes, antennae, and swimming bristles, the posterior body part of a sea worm detaches for spawning. Scientists revealed its developmental mechanism…
Solving a 100-Year-Old Genetic Mystery: Bee Sex Determined by Roll of Molecular Dice
To date it has been unclear exactly how the sex of a bee is determined. A research team from Heinrich Heine University Düsseldorf (HHU) comprising…
A Game-Changer for Infertile Men – New Diagnostic Detects Viable Sperm
Scientists identify new protein biomarkers for visualizing well-developed sperm to assess the potential success of surgical sperm retrieval. In a recent study, scientists developed a…
Genetic Breakthrough: Scientists Induce Asexual Reproduction in Fruit Flies
Researchers have successfully induced asexual reproduction in the fruit fly Drosophila melanogaster, an organism that typically reproduces sexually. For the first time, scientists have induced…
Scientists Discover Genetic Secret of Virgin Birth
For the first time, scientists have identified a genetic cause of virgin birth, and once activated, this ability is inherited by subsequent generations of females….
The Shark Nursery: Uncovering the Mystery of Live Birth in Cartilaginous Fish
Viviparity, or the ability to give birth to live young, is commonly linked to mammals. However, this mode of reproduction has evolved multiple times across…
Bizarre Vaginal Transformations Discovered in Bomb-Sniffing Rodents
Female giant African pouched rats, used for sniffing out landmines and detecting tuberculosis, can undergo astounding reproductive organ transformations, according to a new study. Unlike…
Mosquitoes No More? New Research Could Help Control Infectious Pests
Fighting back against mosquitoes by deactivating their sperm. A recent study conducted at UC Riverside makes it likely that proteins responsible for activating mosquito sperm…
Looming Crisis: Alarming Study Shows Significant Decline in Sperm Counts Globally
Scientists have published the first meta-analysis to demonstrate declining sperm counts among men from South and Central America, Asia, and Africa. The international team was…
New Genetic Variations Discovered in Swimming Behavior of Sperm Cells
Research offers additional insights into the reproductive process. A team of scientists has discovered that the behavior of sperm cells is due, in part, to…
Scientists Grow “Synthetic” Embryo With Brain and Beating Heart – Without Eggs or Sperm
Scientists from the University of Cambridge have created model embryos from mouse stem cells that form a brain, a beating heart, and the foundations of…
Scientists Grow “Synthetic” Mouse Embryo – With Brain and Beating Heart – From Stem Cells
Scientists have created model mouse embryos from stem cells that have beating hearts, as well as the foundations for a brain and all of the…
Previous Research Said Mothers of Twins Are More Fertile – Turns Out They Are Just Lucky
Is it true that women who have twins are more fertile? While prior research concluded they are, a rigorous analysis of more than 100,000 births…