Water in Earth’s mantle Marc Hirschmann and David Kohlstedt Citation: Phys. Today 65(3), 40 (2012); doi: 10.1063/PT.3.1476 View online: http://dx.doi.org/10.1063/PT.3.1476 View Table of Contents: http://www.physicstoday.org/resource/1/PHTOAD/v65/i3 Published by the American Institute of Physics. Additional resources for Physics Today Homepage: http://www.physicstoday.org/ Information: http://www.physicstoday.org/about_us Daily Edition: http://www.physicstoday.org/daily_edition