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South American fossil tomatillos show nightshades evolved earlier than thought

1/5/2017

 Delicate fossil remains of tomatillos found in Patagonia, Argentina, show that this branch of the economically important family that also includes potatoes, peppers, tobacco, petunias and tomatoes existed 52 million years ago, long before the dates previously ascribed to these species, according to an international team of scientists.

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Right after an asteroid killed the dinosaurs, life returned to the scene of the crime

12/13/2016

 Some 66 million years ago, a giant space rock smashed into the Gulf of Mexico and brought the age of the dinosaurs — along with 75 percent of all organisms on Earth — to an abrupt and fiery end. Tsunamis roiled the oceans, superhot shrapnel from the impact rained down from the skies, dust swirled into the atmosphere and blocked the sun, and minerals from the asteroid turned the surrounding water toxic.

But life wouldn't stay away for long.

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 Field Camp 2015 Group Photo

 

Field Camp 2016

As in recent years, the 2016 field school consisted of two courses—472A and 472B.  472A started May 27th with the drive out to Price, UT for Exercise 1 in the Book Cliffs and ended July 9th in State College, PA.

 Field Camp 2015 Group Photo

 

Field Camp 2015

As in recent years, the 2015 field school consisted of two courses—472A and 472B.  472A started May 29th with the drive out to Price, UT for Exercise 1 in the Book Cliffs and ended July 12th in State College, PA.

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Big data approach to water quality applied at shale drilling sites

12/8/2016

 A computer program is diving deep into water quality data from Pennsylvania, helping scientists detect potential environmental impacts of Marcellus Shale gas drilling.

The work, supported by a new $1 million grant from the National Science Foundation, pairs a cross-disciplinary team of Penn State computer scientists and geoscientists studying methane concentrations in the state's streams, rivers and private water wells.

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