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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
Text describing formation of impact craters. Images, glossary.
Background info on the Chicxulub impact crater at the K/T (Cretaceous/Tertiary) boundary with photos of the 2001 NASA/Planetary Society expedition to Belize and Mexico to study and gather ejecta samples.
Official site for the visitors center at the Barringer meteor crater. Short history, animations, visitor information.
Images and short explanations of geologic features near the rim of the Barringer meteor crater.
Travelogue of a geology class field trip to the Barringer meteor crater. Images, crater description, topographic map.
Background information, images, list of craters, references.
Geology, geophysics, and petrology of impact structures (meteorite impact craters) with special focus on the Azuara and Rubielos de la Cérida impact structures (Spain)
Online book. Detailed introduction and overview of impact processes, crater formation, and shock metamorphism.
Online calculator for effects of asteroid impact.
World map of impact sites, details on the Chicxulub site, and details on environmental effects of impacts.
Geographic, geologic, geophysical, mineralogical-petrographic, geochemical, astronomical and historical characteristics of a Holocene notable asteroid/comet impact and the role of the discovery in the scientific discussion.
Online calculator for cratering effects of hypothetical asteroid impacts.
Aerial photograph.
Image taken from space shuttle Columbia in 1983.
Computer rendering of Chicxulub crater, from gravity and magnetic field data.