"It's been puzzling why previous estimates for the planet's interior have been so dry, " co-author Erik Hauri of the CarnegieInstitutionofWashington said in a statement.
In addition to the funding of some 2, 800 public libraries across the United States and as far away as Fiji and New Zealand, he had endowed the Carnegie Institute of Technology in his adopted hometown of Pittsburgh, Pennsylvania, the Carnegie Research Institution in Washington, D.