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Earth Science

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SEM image of shocked quartz
Photo Credit
Courtesy Image
Shocked quartz grains, with fissures filled with meltglass

Shocked quartz reveals evidence of historical cosmic airburst

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Theo world map fading into blue water.
Photo Credit
Philip Hoeppli via iStock
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Icebergs float of Greenland in the arctic sea.
Photo Credit
Explora_2005 via iStock
Legions of icebergs brought the Atlantic circulation to its knees during the last glacial period.
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A river meanders through forests and fields in Columbia.
Photo Credit
EGT via iStock
Meandering rivers create a dynamic landscape, depositing sand bars and eroding steep banks as they undulate across their floodplains.
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a photo cradle attached to the rail of steps leading to beach
Photo Credit
Sonia Fernandez
The CoastSnap cradle on the steps to East Campus Beach
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A roadcut slices through the Great Unconformity.
Photo Credit
Adrian Tasistro-Hart
Cambrian Sawatch sandstone from the Sauk Transgression caps 1 billion-year-old Pikes Peak granite (pink) marking the Great Unconformity in a roadcut in Manitou Springs, Colorado.
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The cover of “Mighty Bad Land” with Mount Luyendyk in the background.
Photo Credit
Bruce Luyendyk
Peak 1070 — near one of the team’s field camps — was renamed Mount Luyendyk in honor of the author’s contribution to our knowledge of Antarctica.
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dune plant and dune fence
Photo Credit
Karina Johnston
Beach bur, a native plant that helped to form dunes on a section of Santa Monica Beach in Los Angeles
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an orange garibaldi with a scientific diver in the background
Photo Credit
Chris Honeyman
A research diver conducts periodic monitoring of a kelp forest marine protected area