An arbitration court ruled that the 28-year-old runner must lower her testosterone levels in order to compete.
AP Photo/Petr David Josek
Sports are segregated by sex. But what happens when athletes don't fit neatly into sport's definition of gender?
From video games developed where players can "play" at raping women, to advertisements that sexualise women's bodies, men’s entitlement to women is just a given.
Mutual respect and communication are key to successful relationships, regardless of the gender of the partners.
Nina Maile Gordon/The Conversation
Simply put, being in a relationship can be complex - but if there's one secret to a happy one, it's communication.
New research shows dolphins have a large clitoris that is similar to the human organ.
It was not until the late 1990s that the anatomy of the human clitoris was accurately described by Australia’s first female urologist. And now research in animals is starting to catch up.
It turns out that sexuality research has little interest in … sex … or the pleasure associated with sex.
How do you express, feel, communicate, and embody your sexual desires and pleasures in the prevailing social climate?
The good thing about Kegel exercises is that you can do them pretty much anywhere.
Nina Maile Gordon/The Conversation
Doing kegel exercises is actually very beneficial for your pelvic floor muscles. Don't know how to do them? We have you covered.
Many men were concerned about climaxing too quickly or lacking interest in sex.
Research suggests that men who are exposed to cultural images of traditional masculinity have a greater vulnerability to sexual dysfunction than those who aren't.
Our new research has discovered what gives human sperm the strength to succeed in the race to fertilise the egg – and it's all to do with their tails.
And it needs to wholeheartedly attack the foundations of western philosophy.
Chicken or rooster? This bird is both – female on the left (dark feathers), and male on the right (white feathers, with larger comb and physique).
Mike Clinton (Roslin Institute)
Birds have some of the most amazing sex differences of any animal. They can control the sex of offspring, and even produce rare half-male, half-females. And their sex genes and chromosomes are quite different from ours.
Beauty can mean more opportunities – but can it also influence values?
Beautiful people tend to lead more charmed lives. Could their attractiveness also color their views on issues like abortion, premarital sex and gay marriage?
We’re having less sex than we used to.
Australians report having sex once or twice a week, on average, but there are many variables. And that's assuming people's estimates are accurate.
Sex should never hurt.
Sex isn't always straightforward – especially not when you first start 'doing it'. If you experience pain 'down there' after sex, you may need to have a medical checkup.
The Mark 1 robot resembles actor Scarlett Johansson.
Intimacy with robots is closer than you think, and cities are already fighting the advent of sexbot brothels. Yet society has barely begun to explore their implications.
What’s your move?
A new study reveals how women's experiences as teenagers shapes the way they deal with hookup culture at university.
Sex with robots will increase, as technological developments produce new love interests.
Developments in technologies like robotics and virtual reality are opening new possibilities for sexual experiences.
The Conversation has access to top academic experts, and we want them to use their knowledge to answer questions from teenagers.
A senior couple being intimate.
Studies confirm what many older adults already know: They are sexual. And, studies also suggest that sex is good for them. But health care providers are reluctant to talk to them about the risks.
Children need be able to identify potentially harmful sexual behaviours, including sexting, from a young age.
Australia is the world centre for sexual deception in plants, tricking wasps along the way.