The Conversation

The risks and benefits of tanning

Eighty years ago, when sun exposure was first associated with skin cancer, popular culture was exalting tanning by emphasizing that a "fine brown color suggests health and good times, and is a pleasant thing to see."

Feb 11, 2016
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Are male and female brains really different?

Along with just about every other aspect of real or imagined differences between the sexes, the idea that your biological sex will determine the sex of your brain – and so your behaviour, aptitudes and personality – has ...

Feb 09, 2016
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Do fitness trackers make you fitter?

Nearly 20 million fitness trackers were sold last year. These digital devices – which track everything from heart-rate to the number of steps you take – are sold on the promise that they will help the owner lose weight ...

Feb 09, 2016
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What will cyclists do about doping now?

The use of banned drugs and substances and other prohibited practices – doping – has been a problem at the elite levels of cycling for a very long time. There is evidence now that doping happens in amateur levels of cycling ...

Feb 05, 2016
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