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PNAS commits to immediately and freely sharing research data and findings relevant to the novel coronavirus (COVID-19) outbreak.
See the free collection of PNAS coronavirus papers and learn more about our response to COVID-19.
See the free collection of PNAS coronavirus papers and learn more about our response to COVID-19.
Front Matter
Some governments are using the pandemic as a smokescreen to eviscerate regulations. Meanwhile, deforestation is spiking along with COVID-19.
A better understanding of how strings of nucleotides physically fit together could eventually yield drug targets, genetic risk factors for disease.
Image credit: Reprinted with permission from AAAS.
A widely available, quick, and accurate home test could dramatically reduce community transmission and identify emerging hotspots.
Image credit: Pordee_Aomboon/Shutterstock.
In the News
A study suggests that tropical cyclones have been increasing in intensity over the past four decades, consistent with predictions of physical theory and numerical simulations.
Image credit: NOAA/NASA.
Atomic-scale analysis of the Tagish Lake meteorite finds that its raspberry-like magnetite grains formed in a sodium-rich, high-pH environment, providing insight into the chemistry of the earliest fluids in the Solar System.
Image credit: Chi Ma.
Bayesian analysis of the chronology of life’s emergence and development on Earth suggests that if Earth’s history were repeated, the emergence of intelligence might be a sufficiently rare event that it would not be guaranteed to reoccur.
Image credit: NASA Earth Observatory image by Joshua Stevens, using Suomi NPP VIIRS data from Miguel Román, NASA's Goddard Space Flight Center.
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William Nordhaus explains the economic consequences of Greenland ice sheet melt.
Featured Profile
Profile of NAS member and biochemist Edward H. Egelman.
