Hundreds of individual lava flows are seen frozen in time on the flanks of Olympus Mons, the largest volcano in the Solar System.
A giant 'balloon' of magma has been welling up under the Greek island of Santorini, raising it an extra five and a half inches above the sea.
Even minor volcanic eruptions can release enough aerosols into the atmosphere to affect global temperatures, thanks to a boosting effect from weather systems such as monsoons.
A plan to tap the geothermal potential of one of the Cascade Range’s most impressive volcanoes has been thrown open for public consultation.
The volcanic Greek island of Santorini - named by the BBC as the world's best island last year - appears to be working up to an eruption, its first for over 60 years.
Signs of recent 'Marsquakes' have been found, indicating that liquid water could be present - and raising hopes of life.
Geologists have discovered that Death Valley's Ubehebe Crater, formed by a volcanic explosion, was created much more recently than thought — and that it could go off again any time.
A team of British scientists is to build what amounts to an artificial volcano, pumping sulphate particles into the atmosphere.
Scientists have found a volcanic 'hot spot' on the far side of the moon, indicating that the moon's been more geologically active, more recently, than previously believed.
Most people fancy outdoor adventure - but that is often before they are subjected to some of the world’s most remote and harsh environments.
Geologists have been testing a technique to generate energy from magma, after molten rock unexpectedly flowed into an exploratory well they'd been drilling in Iceland.
No, this hot video isn't about a bikini-clad stripper coming over to fix the cable. But it still is causing quite a stir on YouTube.
Chucking a radio transmitter into the heart of a volcano might seem a pretty fruitless endeavor. But a team at Newcastle University says it's developed a device that can withstand temperatures of up to 900 degrees C and which could provide early warning of an eruption.