As autumn settles in across the Northern Hemisphere and outdoor pools close, recreational swimmers are heading back inside to do their lengths. Whether under a roof or open sky though, a lot of them ...

“You’re not comfortable with your head under the water, are you?” When you have just swum what you thought was a decent length, paying particular attention to cutting a graceful line through the water ...

When you first try front crawl, swim with all of your body close to the surface of the water, keeping your hips and legs behind your shoulders. Imagine you are trying to swim through a narrow tube ...

It’s no Michael Phelps, but this tiny magnetic robot swims the front crawl at 10 micrometres per second. It would take about two months for the bot to swim the length of an Olympic swimming pool – in ...