The diamonds that we see at the surface are ones then that are brought to the surface by a very deep-seated volcanic eruption. It's a very special kind of eruption, thought to be quite violent ...

Global warming continues to surge, driven by rising greenhouse gas emissions. Scientists across the world agree: unless these ...

Natural diamonds are formed deep underground — typically 100 miles or so below the Earth's surface in a layer called the ...

This collision of extreme forces makes for the most exceptional gems on the planet, with unsurpassed strength and entrancing ...

But it's not just the size of Vatnajökull that makes it remarkable: beneath its glassy surface lies seven active volcanoes ... a bit further and you'll find Diamond Beach, named for the chunks ...

eg diamonds - this can be mined to make money Volcanic bombs and heat clouds, with temperatures up to 800°C, spread over a distance of 10 kilometres. Pyroclastic flows travelled three kilometres ...