Posts Tagged ‘magma’
To find where rock melts, go deeper
RICE (US) — Magma melts hotter and deeper in the Earth than previously thought, a finding that scientists say explains several long-standing puzzles. Continue…
Friday, January 11, 2013 10:25 - 1 Comment
Science & Technology - Nov 26, 2012 15:30 - 1 Comment
To predict volcano’s impact, grab the TNT
U. BUFFALO (US) — Scientists have blown holes into the Earth to study maar craters and, hopefully, better predict the next big volcano. (more…)
Earth & Environment - Oct 24, 2012 10:34 - 1 Comment
Hawaii’s dueling volcanoes share deep link
RICE (US) — A deep connection about 50 miles underground can explain the enigmatic behavior of two of Earth’s most notable volcanoes, Hawaii’s Mauna Loa and Kilauea. (more…)
Top Stories - Oct 17, 2012 6:39 - 0 Comments
Volcano’s scale may hinge on first bubbles
MCGILL (CAN) — Whether a volcano’s eruption will be a big boom or slow fizzle may depend on the first 10 seconds of bubble growth in magma, research suggests. (more…)
Earth & Environment - Oct 15, 2012 12:49 - 0 Comments
Volcanoes fire when hot, cold magma meet
U. SOUTHAMPTON (UK) — When hotter and colder magma combine, they can set off the largest explosive volcanic eruptions on Earth, say researchers. (more…)
Earth & Environment - Oct 3, 2012 10:34 - 0 Comments
Fleeting volcano erupts once, then dies
U. BUFFALO (US) — A marriage of magma and water below the surface of the earth is behind a specific type of volcano that erupts only once before dying. (more…)
Earth & Environment - Apr 9, 2012 14:45 - 0 Comments
Earth keeps deep-seated grip on copper
RICE (US) — Nature conspires at scales both large and small—from tectonic plates down to molecular bonds—to keep most of Earth’s copper buried dozens of miles below ground. (more…)
Earth & Environment - Mar 29, 2011 12:02 - 0 Comments
Deep-sea volcanoes air volatile side
MCGILL (CAN) — Deep-sea volcanoes do more than gush magma flow—in some cases high concentrations of CO2 cause massive underwater explosions. (more…)
Earth & Environment - Nov 3, 2009 16:12 - 2 Comments
Seafloor dynamics at work splitting continent
U. ROCHESTER (US)—In 2005, a gigantic, 35-mile-long rift broke open the desert ground in Ethiopia. At the time, some geologists believed the rift was the beginning of a new ocean as two parts of the African continent pulled apart, but the claim was controversial. (more…)
