Seb's been working as a mountain bike technical editor since 2015, and has reviewed hundreds of bikes and components in that time. Before that, his background was in experimental physics, where he got ...

I was hoping you guys could shed some light on the science of sizing tires. What makes a certain tire size right for a bike? And can you please explain why slapping a big, fat, wide-as-will-fit tire ...

Whether you’re a beginner or an expert mountain biker, at some point you’re going to want to buy a new bike. This is a big investment, so you need to get it right, but finding exactly the right bike ...

The choice is bewildering and it’s led to rumours of an industry conspiracy that ‘they’re just trying to sell us more bikes!’ But is this true? And does wheel size even matter? Read on to find out.