Shark skin is composed of millions of tiny scales, which have a similar chemical composition to human teeth.
The salt in the sea has built up over billions of years – but it wouldn't have got there without freshwater rivers and streams.
Fish that live in the sea have found amazing ways to control the amount of water and salt in their bodies, and stay hydrated.
When it snows, it pours – but why do municipalities treat the roads with salt? A chemist explains how salt affects water and ice.
If you've ever wondered where the ocean currents flow around Australia's coastline then we have a great map for you.
New research shows how two types of common UK crabs will respond to increasing carbon dioxide and seawater dilution.
We take salt water for granted, and often overlook how important it is for our own lives and in sustaining a healthy planet.
It was the Seine’s rise and fall, in response to heavy rain, that inspired our current understanding of river systems.
Warm waters run very deep.
Climate change affects kelp forests all over the world differently. In southern Africa, they seem to be thriving which should be good news. The marine life relying on kelp, are however struggling.
Seawater has been used to treat skin problems, sinuses and mental health issues for centuries. And the evidence largely stacks up.
Seawater could be used to fuel naval ships, replacing the need for oil-based jet fuel. Using metal catalytic converters in…
The acidity of Antarctic seawater has risen dramatically, new research shows. The study, published in The Journal of Marine…