Impacts
Earth's surface undergoes many kinds of environmental changes that affect human life and the evolution of all living things. Some are caused by human beings, and others result from natu...
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Impact Crater
An impact crater is a physical scar on a planetary body's surface (topographic depression or geological structure) that is the result of hypervelocity impact by a minor planet, su...
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Shock Metamorphism
Except for certain laboratory experiments and outdoor detonations of high explosives (including nuclear weapons), evidence of shock metamorphic conditions of extreme pressure and he...
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A forest fire has led to a chance discovery of debris from the impact of a meteorite 1.85 billion years ago, more than 450 miles away at Sudbury, Ontario.Geologists had scheduled a field trip in Ma...
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WASHINGTON (Reuters) - A NASA probe that shot past
Mercury this month detected a puzzling geological feature that
scientists Wednesday labeled "The Spider" and found evidence
of past volcanic acti...
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NASA's aging but durable Mars rover Opportunity will make what could be a trip of no return into a deep impact crater as it tries to peer further back than ever into the Red Planet's geologic histo...
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NASA's aging but durable Mars rover Opportunity will make what could be a trip of no return into a deep impact crater as it tries to peer further back than ever into the Red Planet's geologic histo...
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NASA this weekend is set to launch a spacecraft that will journey to the asteroid belt that lies between Mars and Jupiter, a mission that involves a rendezvous with two of the solar system's larges...
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WASHINGTON (Reuters) - A car-sized NASA probe
zoomed about 126 miles above the rocky, crater-scarred
surface of Mercury Monday, becoming the first spacecraft
since 1975 to fly past the closest pla...
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Peruvian astronomers said Thursday that evidence shows a meteorite crashed near Lake Titicaca over the weekend, leaving an elliptical crater and magnetic rock fragments in an impact powerful enough...
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Peruvian astronomers said Thursday that evidence shows a meteorite crashed near Lake Titicaca over the weekend, leaving an elliptical crater and magnetic rock fragments in an impact powerful enough...
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