News articles tagged with 'lava'
Lava fingerprinting reveals differences between Hawaii's twin volcanoes
— 2 Dec 2011 10:53 | Geology and palaeontologyHawaii's main volcano chains - the Loa and Kea trends - have distinct sources of magma and unique plumbing systems connecting them to the Earth's deep mantle, according to UBC research…
Mars volcanic deposit tells of warm and wet environment
— 31 Oct 2010 18:16 | AstronomyRoughly 3.5 billion years ago, the first epoch on Mars ended. The climate on the red planet then shifted dramatically from a relatively warm, wet period to one that was arid and cold.…
Making an explosive double date with Russian volcanoes
— 25 Aug 2010 09:52 | Geology and palaeontologyTwo French scientists are travelling to one of the remotest places on Earth, the Kamchatka peninsula, to piece together the complex life story of two volcanoes…
Oldest Earth mantle reservoir discovered
— 12 Aug 2010 07:15 | Geology and palaeontologyResearchers have found a primitive Earth mantle reservoir on Baffin Island in the Canadian Arctic. Geologist Matthew Jackson and his colleagues from a multi-institution collaboration…
Wet era on early Mars was global
— 26 Jun 2010 13:07 | AstronomyConditions favourable to life may once have existed all over Mars. Detailed studies of minerals found inside craters show that liquid water was widespread, not only in the southern…
Scientists study 'glaciovolcanoes,' mountains of fire and ice, in Iceland, British Columbia, US
— 26 Apr 2010 15:36 | EnvironmentGlaciovolcanoes, they're called, these rumbling mountains where the orange-red fire of magma meets the frozen blue of glaciers…
Scientists explore origins of 'supervolcanoes' on the sea floor
— 10 Apr 2010 11:40 | Geology and palaeontology'Supervolcanoes' have been blamed for multiple mass extinctions in Earth's history, but the cause of their massive eruptions is unknown…
Deciphering the mysteries of an ancient seafloor goliath
— 10 Apr 2010 11:07 | Geology and palaeontologyThe eruptions of 'supervolcanoes' on Earth's surface have been blamed for causing mass extinctions, belching large amounts of gases and particles into the atmosphere, and re-paving…
Venus is alive - geologically speaking
— 9 Apr 2010 10:42 | AstronomyESA's Venus Express has returned the clearest indication yet that Venus is still geologically active. Relatively young lava flows have been identified by the way they emit infrared…
Brown University-led team explains how dinosaurs rose to prominence
— 23 Mar 2010 15:36 | Geology and palaeontologyA shade more than 200 million years ago, the Earth looked far different than it does today. Most land on the planet was consolidated into one continent called Pangea. There was no Atlantic…