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The PNAS study is just the latest in a series of studies to warn of a sixth mass extinction event.
This is the first time in the history of PNAS that empirically based reference is made in the journal to grammatical properties of Cypriot Greek and its developmental acquisition -- and it finds some interesting differences from Standard Modern Greek based on data collected by colleagues in Greece.
"I've had quite a few papers published, but to be in the PNAS, a publication which is known by about 99% of the science community, is great," he said.
This particular first edition book to be auctioned by the PNAS has an intriguing question: Inside is a handwritten dedication addressed to Ms.
For its part, PNAS saw fit to publish an "Editorial Expression of Concern" (pnas.org/content/111/29/ 10779.1.full) that concluded:
The trio of papers have been published in the journals Stem Cells and The Proceedings of the National Academy of Sciences (PNAS) ( ANI )
PNAS (Proceedings of the National Academy of Sciences of the United States).
She thinks the disc-shaped tablets, 4 cm across and 1 cm thick, were likely dipped in water and dabbed directly on the eyes (PNAS, http://dx.doi.org/10.1073/pnas.1216776110).
The research was published online August 23 in the journal PNAS.
The boffins said in the journal PNAS that orang-utans use the fact that branches only break halfway across in "greenstick" fracture to weave the main nest structure.
In a paper published online April 2 in Proceedings of the National Academy of Sciences (PNAS), the University of Pittsburgh team examined how fluctuations in brain activity can impact the dynamics of cognitive tasks.
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