Although it makes up 70 per cent of our planet's surface, scientists still don't all agree on where Earth's water actually ...

Scientists have long debated whether most of Earth's vital liquid was delivered via icy comets or was homemade ...

Earth’s largest hydrogen reservoir may not be in its oceans but deep within its core. Laboratory experiments suggest that the ...

Have you ever wondered what it looks like when a water molecule forms? Well, now you can finally see it in action, as scientists captured a molecular-scale video of that very famous meeting when ...

Hydrogen reserves in Earth’s core large enough to supply at least nine oceans may influence processes on the surface today.

You might assume that there has always been water on Earth — that water was there from the very beginning when our planet formed. But scientists increasingly think that water on Earth may have ...