You Searched For "biological male" and got 19 results
Sort By:
Imane Khelif: Is it accurate to label this female-born boxer as ‘biological male’ or ‘transgender’?
Algerian boxer Imane Khelif's characterisation as a “biological male” or “transgender” appears over…
Why can’t men breastfeed? Because they may spread germs, scientists say
Go to the lush rainforests of Malaysia, and a peculiar phenomenon can be observed: the Dayak fruit …
This walking shark just gave birth to a shark pup — without a male mate around for the past four years!
Upon reaching sexual maturity at seven, the Brookfield Zoo shark began producing 2-4 eggs monthly, …
Why you shouldn't be scared of spiders, according to a biology professor
Sara Goodacre, a professor of evolutionary biology, told Business Insider why people shouldn't be s…
Marianne Guenot
Scientists have created mice with two biological fathers. They say the technique could one day be replicated in humans.
The research, by Osaka University, is early but raises the prospect of male couples may someday hav…
Marianne Guenot
Why has the field of male contraception not seen any progress?
The condom is over 5000 years old dating back to 3000 BC but apart from that and a vasectomy the…
Hundreds of frogs died while mating in an ancient swamp 45 million years ago, new study suggests
Researchers analyzed the fossilized frog bones and concluded the frogs likely met their untimely en…
Paola Rosa-Aquino
Iowa now has its own version of a 'Don't Say Gay' bill, requiring parental consent for nicknames that don't match a kid's 'biological sex'
The proposed Iowa bill is similar to Florida's "Don't Say Gay" legislation and would likely harm st…
Yelena Dzhanova
Orcas observed devouring the tongue of a blue whale just before it dies in first documented hunt of the largest animal on the planet
The Western Australia study filmed orcas — also known as killer whales — preying on blu…
Bethany Dawson
Before-and-after photo shows what happened when a 42-year-old male model went on testosterone therapy to gain muscle and energy
A male model on testosterone-replacement therapy said one benefit was more muscle, but he gained wa…
Gabby Landsverk
Male contraception hasn't changed much since the condom was invented over 5,000 years ago. You can blame biology.
Then these two companies became, as you know, acquired by bigger company, and then even bigger comp…
Gina Echevarria,Benji Jones,B…
This king cobra researcher is happy to endure a lethal bite or two for the sake of his passion
Gowri Shankar and his wife Sharmila have now set up and run two organisations - Kalinga Cent…
Endangered California condors reproduced without having sex with males in a rare example of avian 'virgin births'
The births marked the first time asexual reproduction has been observed where a female bird had acc…
Morgan Keith
Humans aren't the only species who get choosier about their friends as they age. Chimps do it too, new research suggests.
As we grow older, we prefer to spend time with our closest, oldest friends rather than make new one…
Aylin Woodward
Male infertility is common, but remains a taboo issue
Male infertility contributes to about 30% of infertility cases. But women often blame themselves wh…
Amy Klein
A woman who was fired for saying that transgender women are male or 'honorary female' wins High Court appeal - and JK Rowling's backing
Maya Forstater, who lost her job after expressing views that biological sex cannot be changed, won …
Sophia Ankel
The idea of the male or female brain is a myth, according to a neuroscientist
Selective gathering of evidence is not limited to lists of required qualities. Even the way in whic…
Daphna Joel, PhD and Luba Vik…
Data on coronavirus deaths by country show more men are dying than women. Male habits and health problems may be partly to blame.
That's according to an ongoing analysis from the academic research group Global Health 50/50, which…