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Abstract Isotopic heterogeneity within the solar nebula has been a long-standing issue. Studies on primitive chondrites and… Expand The announcement last week that a closely watched phase III clinical trial for Alzheimer9s disease had failed to show a… Expand Proponents and critics of the democratic peace have debated the extent to which covert attempts by democracies to overthrow other… Expand Fabric analysis of the interstitial matrix material in primitive meteorites offers a novel window on asteroid formation and… Expand Very little remains of Allende’s Chile. Almost all of his policies were reversed following the military coup and the capitalist… Expand Carbonaceous chondrites are among the most analyzed geological materials on Earth. However, despite this attention, and unlike… Expand An unusual dark clast in the Allende CV3 chondrite (termed Allende-AF), which was previously interpreted as a primary aggregate… Expand Abstract Many inclusions in Allende, particularly those with irregular shapes, are surrounded by a sequence of thin layers which… Expand Recent SEM observations of the Allende chondrules and matrix are reported. Intergrowths of both Fe-rich olivine (with a… Expand Coarse-grained, calcium-rich inclusions in the Allende meteorite are enclosed by sequences of very thin, mineralogically distinct… Expand