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Biological Seeing the forest for the trees
High-Resolution Global Maps of 21st-Century Forest Cover Change. Hansen et al.
 
annotated by Hilary Barker
 
Our understanding of how forests change remains limited, due to our inability to observe them over time. In this study, Hansen et al. use satellite imagery (Landsat) to map global-scale forest cover changes...

annotations posted 05/25/2016
original paper published 11/15/2013

Biological A golden fish reveals pigmentation loss in Europeans
SLC24A5, a Putative Cation Exchanger, Affects Pigmentation in Zebrafish and Humans. Lamason et al.
 
annotated by Brett Robison
 
Human skin color, determined by the pigment melanin, is a highly variable trait. The reason for these variations has been an enduring mystery of biology. Although sunlight...

annotations posted 05/20/2016
original paper published 05/06/2016

Biological Midnight sun: contributing to climate change?
Sunlight controls water column processing of carbon in arctic fresh waters.  Cory et al.
 
annotated by Sara Nason
 
Arctic soil that has been frozen for many years is beginning to thaw.  Organic carbon that has been trapped in the frozen ground is now able to move in the environment. Much of the newly released organic...

annotations posted 05/20/2016
original paper published 08/22/2014

Biological Crystal Clear
Ligand binding to the FeMo-cofactor: Structures of CO-bound and reactivated nitrogenase. Spatzal et al.
 
annotated by Leila Margaret Duman
 
The reduction of dinitrogen (N2) by the enzyme nitrogenase is one of the most widely applicable transformations in the world, converting the stubbornly inert gas that makes...

annotations posted 05/13/2016
original paper published 09/26/2014

Biological Does bad luck cause cancer?
Variation in cancer risk among tissues can be explained by the number of stem cell divisions. Cristian Tomasetti and Bert Vogelstein
 
annotated by Alyssa Chamberlain
 
Scientists traditionally believed that cancer risk was due to a person's genetics and lifestyle risk factors, such as smoking, alcohol use, and exposure to radiation...

annotations posted 04/29/2016
original paper published 01/23/2015

Biological There's a new kid in town
Rapid evolution of a native species following invasion by a congener. Yoel Stuart et al. 
 
annotated by Fred Wasserman
 
In recent years, biologists have increasingly recognized that evolutionary change can occur rapidly when natural selection is strong. In a field study conducted on small islands in Florida, Stuart et...

annotations posted 04/15/2016
original paper published 10/24/2014

Physical Say goodbye to stains
Robust self-cleaning surfaces that function when exposed to either air or oil. Yao Lu et al.
 
annotated by Patricia Weisensee
 
Did you ever wish that the water you just spilled had not wet your entire pants? Or that your clothes remained clean after that walk on the beach? Lu et al. found an easy yet effective...

annotations posted 04/01/2016
original paper published 03/06/2015

Biological Lighting up life
Green Fluorescent Protein as a Marker for Gene Expression. Martin Chalfie, et al.
 
annotated by Jennifer Susan Stancill
 
Scientists' ability to track the activity of proteins has long been limited by our ability to see the proteins we're tracking. Modern biomedical researchers have overcome this with a unique...

annotations posted 03/18/2016
original paper published 02/11/1994

Biological Getting to know your neighbors: Parasitic plants traffic RNA with their hosts
Genomic-scale exchange of mRNA between a parasitic plant and its hosts. Gunjune Kim et al.
 
annotated by Yana Miteva
 
Communication is at the center of our existence. Every day we communicate with a number of people around us to live productive and meaningful lives. Meanwhile, within our own human bodies, millions of...

annotations posted 03/04/2016
original paper published 08/15/2014

Physical Western U.S. on the rise
Ongoing drought-induced uplift in the western United States. Adrian Antal Borsa, Duncan Carr Agnew, Daniel R. Cayan.
 
annotated by Erin Elisabeth Cunningham
 
Ground water is a large source of fresh water for most of the western United States. Being, of course, beneath the surface can make it quite a challenge to monitor,...

annotations posted 02/19/2016
original paper published 09/26/2014

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