Are there any freshwater sharks?

The question about wild swimming I get asked most often is: “is it safe?” Rarely does this query refer to the risk of drowning – the usual concern is about the quality of the water. And understandably

From microplastics in your mineral water to ‘forever chemicals’ in your bottle, rarely has there been so much collective concern about the quality of our hydration habits. It’s time to filter fact from fear

Amazing answers to your curious questions

What the scientists are saying… The oldest ...

At this time of year many lakes and rivers are thick with it but, while many anglers may curse the green stuff, here’s why the underwater world would be all the poorer without it...

What the scientists are saying… Neanderthals feasted ...