Reproduction
Harbor seals find it difficult to be heard over noise of cruise ships  PHYS.ORG · 24 minutes
A small team of researchers from Syracuse University, Cornell University and the Humpback Whale Monitoring Program in Glacier Bay National Park reports... more
Study compares health of pregnant and non-pregnant women with IBD  NEWS MEDICAL · 1 hour
Inflammatory bowel disease--including Crohn's disease and ulcerative colitis--often affects women of childbearing age. more
Exploring why males are larger than females among mammals  SCIENCE DAILY · 2 hours
In most animals, females are larger than males, but in most mammals, males are larger than females. A new analysis examines the potential drivers of these differences. more
Evaluating embryo quality with ultrasensitive protein detection  SCIENCE DAILY · 2 hours
Infertility is estimated to affect 9% of reproductive-aged couples globally, and many couples turn to assisted reproductive technology. Selecting embryos with maximum development potential plays a pivotal role in obtaining the highest rate of... more
Exploring why males are larger than females among mammals  PHYS.ORG · 8 hours
In most animals, females are larger than males, but in most mammals, males are larger than females. A new analysis published in Mammal Review examines the potential drivers of these... more
Vaginal bacteria linked to premature birth  NEWS MEDICAL · 9 hours
A new study published in the journal Frontiers in Microbiology in April 2020 reports that women who deliver early are more likely to have a greater variety of bacteria in their birth canals. The research also... more
Scientists get a deeper understanding of how butterfly wings change in color  NEWS MEDICAL · 9 hours
A selective mating experiment by a curious butterfly breeder has led scientists to a deeper understanding of how butterfly wing color is created and... more
Using ultrasensitive protein detection method to evaluate embryo quality  NEWS MEDICAL · 12 hours
Infertility is estimated to affect 9% of reproductive-aged couples globally, and many couples consequently turn to assisted reproductive technology. more
The evolution of color: How butterfly wings can shift in hue  SCIENCE DAILY · 19 hours
A selective mating experiment by a curious butterfly breeder has led scientists to a deeper understanding of how butterfly wing color is created and evolves. more
The evolution of color: Team shows how butterfly wings can shift in hue  PHYS.ORG · 20 hours
A selective mating experiment by a curious butterfly breeder has led scientists to a deeper understanding of how butterfly wing color is... more
Evaluating embryos by detecting secreted proteins using microfluidic droplets and multicolor fluorescence  PHYS.ORG · 20 hours
Infertility is estimated to affect 9% of reproductive-aged couples globally, and many couples consequently turn to assisted reproductive technology (ART). Selecting embryos with maximum... more
Scientists develop new way to identify the sex of sea turtle hatchlings  PHYS.ORG · 1 day
Unlike humans, sea turtles and other reptiles like crocodiles do not have sex chromosomes. Their sex is defined during development by the incubation environment.... more
Doubts cast over accuracy of many popular fertility and pregnancy planning apps  SCIENCE DAILY · 1 day
Many popular fertility and pregnancy planning apps may be inaccurate, suggest the results of a scoping review of the available evidence. more
Scientists develop new way to identify the sex of sea turtle hatchlings  SCIENCE DAILY · 1 day
A new minimally invasive technique greatly enhances the ability to measure neonate turtle sex ratios. This is the first time that differences in sex-specific... more
To curb sexual assault, help people better understand consent  PHYS.ORG · 1 day
Sexual assault is a persistent problem on college campuses. Women are at greater risk of experiencing sexual assault while in college compared to women in the general population, with about... more
Men more of a menace on the road than women  NEWS MEDICAL · 2 days
A groundbreaking study published online in the journal Injury Prevention in April 2020 called attention to the risks posed to fellow travelers and pedestrians by various modes of... more
Fertility apps often inaccurate, study shows  NEWS MEDICAL · 2 days
People are tracking their own health more and more using mobile health applications and other personal digital health informatics. One such app line involves tracking menstruation and fertility. However, a new study published in the BMJ... more
Rare bee has a body that's half-male, half-female, and split exactly down the middle  LIVE SCIENCE · 2 days
Gynandromorphy produced a bee with half of its body displaying female features, and the other half of its body showing... more
Bronx Zoo tiger infected with COVID-19  LIVE SCIENCE · 3 days
The female tiger named Nadia is one of six big cats that appear to have contracted the coronavirus from a zoo caretaker. more
Genome elimination mediated by gene expression from a selfish chromosome  Science Magazine · 5 days
Numerous plants and animals harbor selfish B chromosomes that "drive" or transmit themselves at super-Mendelian frequencies, despite long-term fitness costs to the organism. Currently, it is unknown how... more
Sex drives Tregs into fat  Science Magazine · 5 days
Androgens promote inflammation in visceral adipose tissue (VAT), leading to the expansion of a distinct IL-33 producing stromal population and recruitment of Tregs. more
Marijuana may impair female fertility  SCIENCE DAILY · 5 days
Female eggs exposed to THC, the psychoactive ingredient in marijuana, have an impaired ability to produce viable embryos, and are significantly less likely to result in a viable pregnancy, according to an animal study. more
Coronavirus economic effects might last decades, research suggests  PHYS.ORG · 5 days
The economy could be suffering the effects of the coronavirus for decades, suggest economists at the University of California, Davis, who researched the financial effects of pandemics dating back to the 14th... more
Woman seeks man in ancient Egyptian 'erotic binding spell'  LIVE SCIENCE · 5 days
An Egyptian papyrus dating to 1,800 years describes a spell conjuring a ghost to play matchmaker between a woman and the man of her dreams. more
41 million-year-old insect sex romp preserved in amber  LIVE SCIENCE · 5 days
Amber from Australia holds some of the continent's oldest known specimens of preserved plants and animals, and includes a pair of flies trapped while mating. more
Gender bias in commenting poses barriers to women scholars  PHYS.ORG · 6 days
Women academics are less likely than men to comment on published research, limiting scholarly debate, a new study co-authored by York University sociologist Professor Cary Wu, shows. According to the... more
Psychoactive ingredient in marijuana may impair ability to produce viable embryos  NEWS MEDICAL · 6 days
Female eggs exposed to THC, the psychoactive ingredient in marijuana, have an impaired ability to produce viable embryos, and are significantly less likely to result in... more
American robins now migrate 12 days earlier than in 1994  PHYS.ORG · 7 days
Every spring, American robins migrate north from all over the U.S. and Mexico, flying up to 250 miles a day to reach their breeding grounds in Canada and... more
Golden age of Hollywood was not so golden for women  PHYS.ORG · 7 days
The Golden Age of Hollywood is known for its glitz, glamour and classic movies. Northwestern University researchers have peeled back the gilded sheen to reveal an industry tarnished... more
[Editors' Choice] Location, location, location: A tubal neighborhood unfriendly to implantation  Science Magazine · 7 days
Reduced adrenomedullin secretion by tubal epithelial cells results in increased macrophage function and increased susceptibility to ectopic pregnancy. more
[Research Articles] PBX1 expression in uterine natural killer cells drives fetal growth  Science Magazine · 7 days
Abundant decidual natural killer (dNK) cells at the maternal-fetal interface are important during early pregnancy. However, functional subsets of dNK cells remain poorly understood.... more
Cooperative male dolphins match the tempo of each other's calls  SCIENCE DAILY · 1 week
When it comes to working together, male dolphins coordinate their behavior just like us. New findings provide insight into the importance of physical and vocal coordination in alliance... more
Physical activity beneficial for mental well-being in middle-aged women despite menopausal status  NEWS MEDICAL · 1 week
A recent study has found that late menopausal status is associated with an elevated level of depressive symptoms that indicate the negative dimension of... more
Study: Medical product companies with female directors issue recalls more quickly  NEWS MEDICAL · 1 week
Medical product companies, such as those that make pharmaceuticals and medical devices, make recall decisions quite differently as women are added to their board of directors,... more
Cooperative male dolphins match the tempo of each other's calls  PHYS.ORG · 1 week
When it comes to working together, male dolphins coordinate their behaviour just like us. New findings, published in the Proceedings of the Royal Society B by an international... more
Experiences of women who had negative effects when using hormonal contraception  NEWS MEDICAL · 1 week
A study of women who experienced mental ill-health from a hormonal contraception indicates they value their mental well-being higher than a satisfactory sex life. Their experiences... more
Fracking chemical may interfere with reproductive hormones in men  NEWS MEDICAL · 1 week
A chemical used in hydraulic fracturing, commonly called fracking, has the potential to interfere with reproductive hormones in men, according to research accepted for presentation at ENDO 2020, the Endocrine... more
Preservation of testicular cells to save endangered feline species  PHYS.ORG · 1 week
A research team at the German Leibniz Institute for Zoo and Wildlife Research (Leibniz-IZW) developed a method to isolate and cryopreserve testicular cells. This will allow the safekeeping and biobanking... more
Health concerns over fracking chemical that may cause adverse effects in male sex hormones  NEWS MEDICAL · 1 week
A study has found that fracking chemicals can interfere with male sex hormones and possibly cause adverse health effects. more
Fracking chemical may interfere with male sex hormone receptor  SCIENCE DAILY · 1 week
A chemical used in hydraulic fracturing, commonly called fracking, has the potential to interfere with reproductive hormones in men, according to new research. more
Love in the time of coronavirus: How the pandemic is changing online dating  PHYS.ORG · 1 week
When Tinder issued an in-app public service announcement regarding COVID-19 on March 3 we all had a little laugh as a panoply... more
Why do men stop treatment for erectile dysfunction?  NEWS MEDICAL · 1 week
A new study published in the journal IJIR: Your Sexual Medicine Journal in March 2020 reports the most common reasons why men stop their treatment for erectile dysfunction. The most common reasons... more
Research shows significant difference in radiation response between sexes  NEWS MEDICAL · 1 week
Women undergoing radiotherapy for many cancers are more likely than men to be cured, but the side effects are more brutal, according to one of Australia's most experienced radiation oncology... more
Paternal alcohol consumption before conception could affect child development  NEWS MEDICAL · 1 week
Scientists at the University of California, Riverside, have explored the relationship between parental alcohol consumption -- before conception in the case of fathers and during pregnancy in the case of... more
Team develops new wastewater treatment process  PHYS.ORG · 1 week
Globally, there is a growing concern regarding the presence of trace emerging contaminants such as retinoids and oestrogenic endocrine disrupting chemicals (EDCs) in aquatic environments. Retinoids such as retinoic acids and their metabolites, which are the... more
How animals understand numbers influences their chance of survival  PHYS.ORG · 1 week
While they can't pick out precise numbers, animals can comprehend that more is, well, more. From birds to bees and wolves to frogs, animals use numbers to hunt, find a... more
Researchers examining gene coexpression and brain connectivity in females with ASD  NEWS MEDICAL · 2 weeks
Allison Jack, Assistant Professor, Psychology, is examining gene coexpression and brain connectivity in females with autism spectrum disorder. more
New study examines the impact of female board representation on medical product recalls  NEWS MEDICAL · 2 weeks
In a study published online yesterday focused on the medical products industry - which includes medical devices, pharmaceuticals and biologics - a... more
New coronavirus leaves pregnant women with wrenching choices—but little data to guide them  Science Magazine · 2 weeks
Parents and doctors must decide whether the benefits of breastfeeding outweigh the risks of possible infection more
A lifesaving reason to have more women on boards: ensuring consumer safety  PHYS.ORG · 2 weeks
In a study published online yesterday focused on the medical products industry—which includes medical devices, pharmaceuticals and biologics—a group of researchers found that, compared... more
Guppies help their brothers when it comes to the opposite sex  SCIENCE DAILY · 2 weeks
Researchers found that male Trinidadian guppies observe a form of nepotism when it comes to pursuing the opposite sex. These tiny tropical fish often help their... more
Microbiome could help identify pre-cancer risk in women with HPV  NEWS MEDICAL · 2 weeks
A new study published in the open-access journal PLOS Pathogens in March 2020 reports the possible use of the bacteria Gardnerella found in the cervix and vagina of... more
Outcomes of mothers giving birth during COVID-19 pandemic  NEWS MEDICAL · 2 weeks
Researchers from Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China have looked at the outcomes of pregnant mothers with COVID-19 and their newborns. Their study titled, “Clinical features... more
Is sex safe during COVID-19 pandemic?  NEWS MEDICAL · 2 weeks
It is not unimaginable that with so many couples locked down within the confines of their homes 24/7, that close physical proximity could result in increased sexual activity, giving rise to questions regarding how safe sex... more
Adverse childhood experiences associated with executive dysfunction post-surgical menopause  NEWS MEDICAL · 2 weeks
Assessing adverse childhood experiences and current anxiety and depression symptoms may help ease cognitive distress in women who have undergone a surgical menopause for cancer risk-reduction, or RRSO, according to... more
Women physicians drive unfunded studies on pay disparity  NEWS MEDICAL · 2 weeks
Physician gender pay gaps continue to persist in the U.S. despite an impressive body of research spanning more than 25 years. more
Research shows guppies help their brothers when it comes to the opposite sex  PHYS.ORG · 2 weeks
When it comes to finding a mate, male guppies rely on their brothers to ward off the competition. more
New studies investigate role of COVID-19 in breast milk and pregnancy  NEWS MEDICAL · 2 weeks
Researchers at University of California San Diego School of Medicine are launching a pair of studies to answer critical questions regarding the roles COVID-19 may play... more
Key protein in sperm production could aid male infertility treatments  NEWS MEDICAL · 2 weeks
Researchers have discovered that a key protein drives sperm production, knowledge that may help infertile couples conceive. more
Video game experience, gender may improve VR learning  SCIENCE DAILY · 2 weeks
Students who used immersive virtual reality (VR) did not learn significantly better than those who used two more traditional forms of learning, but they vastly preferred the VR to computer-simulated and hands-on... more
A critical enzyme for sperm formation could be a target for treating male infertility  SCIENCE DAILY · 2 weeks
Researchers have identified an enzyme essential for the process of male meiosis, the type of cell division that produces sperm.... more
Targeting critical enzyme for sperm formation could help address male infertility  NEWS MEDICAL · 2 weeks
While some of our body's cells divide in a matter of hours, the process of making sperm, meiosis, alone takes about 14 days from start to... more
Video game experience, gender may improve VR learning  PHYS.ORG · 2 weeks
Students who used immersive virtual reality (VR) did not learn significantly better than those who used two more traditional forms of learning, but they vastly preferred the VR to computer-simulated and hands-on... more
A critical enzyme for sperm formation could be a target for treating male infertility  PHYS.ORG · 2 weeks
While some of our body's cells divide in a matter of hours, the process of making sperm, meiosis, alone takes... more
Sex differences in longevity of wild mammals exceed humans  NEWS MEDICAL · 2 weeks
On average, women live longer than men: About 90% of people reaching 110 years old or more are women. The current record holder is Jeanne Calment, who was 122 years... more
Emergence of a Neolithic in highland New Guinea by 5000 to 4000 years ago  Science Magazine · 2 weeks
The emergence of agriculture was one of the most notable behavioral transformations in human history, driving innovations in technologies and... more
SKP1 drives the prophase I to metaphase I transition during male meiosis  Science Magazine · 2 weeks
The meiotic prophase I to metaphase I (PI/MI) transition requires chromosome desynapsis and metaphase competence acquisition. However, control of these major meiotic events is... more
Presence of certain gut bacterium in mothers could protect babies from food allergies  NEWS MEDICAL · 2 weeks
Researchers have found that bacteria in a mother’s gut during pregnancy can protect the baby from developing food allergies. more
Scientists investigate why females live longer than males  SCIENCE DAILY · 2 weeks
An international team of scientists found that, like humans, female wild animals tend to live longer than males. more
COVID-19 While Pregnant or Giving Birth: Here’s What You Need to Know  SCI-NEWS.COM · 2 weeks
Having a baby is stressful enough without COVID-19 pandemic, caused by the SARS-CoV-2 coronavirus, and all the associated misinformation. If you’re pregnant and/or due... more
Lack of media skepticism tied to belief in rape myths  PHYS.ORG · 2 weeks
People who tend to recognize similarities between people they know and people depicted in the media are more likely to believe common myths about sexual assault, according to... more
Data analysis shows nonhuman female mammals also live longer than males  PHYS.ORG · 2 weeks
An international team of researchers has found evidence that shows female mammals besides humans also live longer than males. In their paper published in Proceedings of... more
Anxious about COVID-19? Stress can have lasting impacts on sperm and future offspring  SCIENCE DAILY · 2 weeks
Prolonged fear and anxiety brought on by major stressors, like the coronavirus pandemic, can not only take a toll on a person's... more
What happens in Vegas: Consent matters in 'Sin City' and other sex tourism cities  PHYS.ORG · 2 weeks
Mention the phrase "sex tourism" in conversation and most people will cringe in disgust. more
New study identifies which veterans are using programs to gain employment  PHYS.ORG · 2 weeks
Compared to veterans of other wars, those who have served since 9/11 have the highest unemployment rate, particularly among young male veterans. Within the first three... more
Call to consider labor after previous Cesarean birth  NEWS MEDICAL · 2 weeks
A new study published in the journal BMC Pregnancy and Childbirth in March 2020 shows that labor proceeds successfully in more than 90% of cases and should be considered a reasonable option... more
The growth of an organism rides on a pattern of waves  PHYS.ORG · 2 weeks
When an egg cell of almost any sexually reproducing species is fertilized, it sets off a series of waves that ripple across the egg's surface. These... more
Eating tofu and foods containing isoflavones linked to lower risk of heart disease  NEWS MEDICAL · 2 weeks
Eating tofu and foods that contain higher amounts of isoflavones was associated with a moderately lower risk of heart disease, especially for... more
Female toads seek a good man—even if he's another species  PHYS.ORG · 3 weeks
The one thing about species that most people probably remember from high school science class is that when it comes to sex, they generally stick to their own... more
CARB-X awards $2.86M to develop novel oral antibiotic to treat drug-resistant gonorrhea  NEWS MEDICAL · 3 weeks
Up to $2.86M has been awarded to a research team including Penn State scientists to develop a new oral antibiotic to treat multidrug-resistant gonorrhea,... more
Diet affects sperm and the health of offspring  NEWS MEDICAL · 3 weeks
A new study published in the journal Molecular Cell, in March 2020, reports that parental diet is a crucial factor in the future metabolic health of the offspring. more
Maize, not metal, key to native settlements' history in NY  PHYS.ORG · 3 weeks
New Cornell University research is producing a more accurate historical timeline for the occupation of Native American sites in upstate New York, based on radiocarbon dating of organic... more
Research may pave the way to developing effective treatments for puerperal sepsis  NEWS MEDICAL · 3 weeks
Puerperal sepsis, also known as childbed fever, is the leading cause of maternal deaths. In this novel study in The American Journal of Pathology,... more
Fine-tuning radiocarbon dating could 'rewrite' ancient events  SCIENCE DAILY · 3 weeks
A new paper points out the need for an important new refinement to radiocarbon dating. The research has relevance for understanding key dates in Mediterranean history and prehistory, including the tomb of Tutankhamen and... more
Maize, not metal, key to native settlements' history in NY  SCIENCE DAILY · 3 weeks
New research is producing a more accurate historical timeline for the occupation of Native American sites in upstate New York, based on radiocarbon dating of organic materials and... more
Improving success of giraffe translocations  PHYS.ORG · 3 weeks
Giraffes that are being translocated for conservation purposes should be moved in groups that contain at least 30 females and 3 males to ensure long-term population success. In two new studies, an international team of researchers identifies the... more
Parental diet affects sperm and health of future offspring  SCIENCE DAILY · 3 weeks
When parents eat low-protein or high-fat diets it can lead to metabolic disorders in their adult offspring. Now, an international team has identified a key player and the molecular events... more
Female toads engaging in adaptive hybridization prefer high-quality heterospecifics as mates  Science Magazine · 3 weeks
Hybridization—interbreeding between species—is generally thought to occur randomly between members of two species. Contrary to expectation, female plains spadefoot toads (Spea bombifrons) can increase their evolutionary... more
Populations most at risk of opiate addiction  SCIENCE DAILY · 3 weeks
Researchers found that white males ages 30 to 39 were most at risk of fatal overdoses in Ohio. The study also identified 12 clusters in the state where overdose rates were highest. more
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