Fluoride in drinking water has become a highly charged topic in recent weeks. In March, Utah became the first state to ...

Due to this diving behaviour, sea snakes are experts at holding their breath. In 2019 scientists reported the first evidence of snakes swimming to depths of more than 200 metres, into the cool waters ...

Cave divers are at the forefront of this research, helping us access some of the deepest and darkest subterranean and water-filled parts of our planet. Take a deep breath and dive below the surface ...