Read more molten rock stories on Newserhttp://www.newser.com/taggrid/21630/molten-rock.html2009 - Newseren-usNewser Feed GeneratorTue, 24 Nov 2009 8:25:28 CSThttp://www.newser.com/story/31600/mercury-is-shrinking.html?utm_source=syn&utm_medium=rss&utm_campaign=tagThe planet Mercury is shrinking, the LA Times reports. Data from NASA’s Mercury Messenger spacecraft reveal that the planet’s diameter has shrunk by a mile over its history, probably because its core is cooling. Messenger flew in for a close-up in January, and scientists are now piecing together the new...http://www.newser.com/story/31600/mercury-is-shrinking.html?utm_source=syn&utm_medium=rss&utm_campaign=tagThu, 03 Jul 2008 18:35:01 CDThttp://www.newser.com/story/17428/earths-mystery-core-plumbed.html?utm_source=syn&utm_medium=rss&utm_campaign=tagClimate change has sparked heated debate about the Earth’s surface, but a controversial new theory is directing scientists to its core, Der Spiegel reports. To explain why contintental plates drift on the surface of the Earth's molten mantle, Maruyama Shigenori, a leading geophysicist, argues that continents actually have life cycles....http://www.newser.com/story/17428/earths-mystery-core-plumbed.html?utm_source=syn&utm_medium=rss&utm_campaign=tagSun, 27 Jan 2008 9:32:41 CST