Everybody sweats, some more than others. It’s a physiological reaction to heat and the body’s mechanism to regulate core temperate. Individual sweat rates vary and are influenced by factors such as ambient…
Our culture tells women there’s something wrong with them if they don’t orgasm.
Gustavo Gomes/Flickr
The recently published Italian study suggesting women can only have clitoral, rather than vaginal, orgasms raises important questions about the medicalisation of female sexuality and sexual dysfunction…
World record holder – but for how long?
Hannibal Hanschke/Reuters
This fall Dennis Kimetto set a new world record in the marathon, clocking 2:02:57 at Berlin. He is the first man to run those 26.2 miles in under 2:03 and his time sparked speculation about when the two-hour…
No, I did not get a manicure before coming here today.
Polygraph Shutterstock
As society becomes more and more dependent on machines to make important decisions, the use of technology for lie detection is becoming increasingly popular. But as much as we would like to rely on technology…
The heat is on. And referees can get it wrong.
Tolga Bozoglu/EPA
There has been much hand-wringing over the problems that World Cup players are facing due to the environmental extremes they are exposed to in Brazil. There has been little sympathy for the men in black…
No matter who’s playing, the first game of a World Cup is always special – full of excitement, anticipation and hope for tournament filled with skills, goals and drama. This time, hosts Brazil take on…
Dusting off the archives: Griff Pugh at work at altitude.
Royal Geographical Society (with IBG)
Scientists almost never get to be household names just for doing science. Most who impact the public consciousness, like Brian Cox, Richard Dawkins and Stephen Hawking, tend to at least combine the science…
Awkward and embarrassing, the human act of blushing raises many difficult psychological and physiological questions. Why should an emotional response take this particular form and does it serve any purpose…
Fight or flight? Bankers likely to opt for the second.
BK and EP
In times of financial uncertainty and crisis, high stress reactions lead to traders becoming more risk averse, which drives pessimism and further falls in finance, according to a new study. This is because…
Shifting hemispheres? A good training plan must include time to acclimatise.
Vox Efx
Two of Australia’s biggest international sporting events kicked off last week – the Australian Open in Melbourne and the Tour Down Under in Adelaide – coinciding with a heatwave over southeast Australia…
The physiological stress of the heat accumulates and takes its toll after two or three days.
AAP Image/Joe Castro
David Ranson, Victorian Institute of Forensic Medicine
Hopefully the southern Australian heatwave is coming to an end – for now. But for health-care providers and death investigators, such as me, the fallout will continue for some time to come. It’s unclear…
As the weather starts to cool down and winter clothes enter rotation in our wardrobes, some peculiar combinations emerge: shorts and scarves; thongs and jackets; T-shirts and beanies. The last is often…
Breathing through your mouth or chewing gum has no effect: the tear stimulus is in your eyes, not your nose or mouth.
Flickr/tarale
The cultivated onion, Allium cepa, is a savoury staple of cuisines around the world. Yet slicing up onions all too often leads to tears: you peel off the papery outer skin, start chopping and before long…
The energy produced per rider during sprints could power a fridge, TV and most of the lights in a standard house.
Nicolas Bouvy/AAP
The Tour de France – currently underway – has long been regarded as one of the most demanding endurance events in sporting history. But what does that mean in physical terms for the athletes taking part…