Front Matter

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• News Feature: On the brink of a recycling revolution?
  We’re awash in plastics, many of which are hard to recycle. Could innovations, girded by the right incentives, finally whittle down the piles of plastic waste? Image courtesy of Shutterstock/Warut Chinsai.

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• Science and Culture: Searching for shared inspiration, artists head to the world’s largest science experiment
  Artists are visiting CERN to explore the facility’s instruments and data, part of a collaborative program. Participating scientists often gain a new perspective on their work. Image courtesy of Semiconductor.

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• Core Concept: How nonequilibrium thermodynamics speaks to the mystery of life
  Pushing a system far from equilibrium can lead not only to turbulence, but to order and structure—including the sort found in life itself. Image courtesy of Dartmouth Electron Microscope Facility.

PNAS in the News

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• Climate skepticism and experience
  A study suggests that people’s local climate experience influences their belief in climate change.
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• Stradivari's wood may hold clues to violins' acoustics
  A study compares modern violin tonewood with antique maples from Stradivarius violins.
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• El Niño and Zika virus spread
  An epidemiological model suggests a link between the 2015 El Niño and Zika virus (ZIKV) spread in South America, according to a study.
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