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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
A special kind of electrical discharge generated near the base of the plume could provide researchers with a heads-up that an eruption has started.
Image credit: NASA/Mike Barratt (photographer).
Genome editing technology has grown too quickly, and stakeholders in the debate are too diverse, for current approaches to establish a robust regulatory regime.
Image credit: Shutterstock/vchal.
The approach can enable faster, more diverse study enrollments. But uncontrolled environments could also potentially lead to faulty data and flawed conclusions.
Image credit: Shutterstock/Andrey_Popov.
In the News
A study finds that human activity has led to a severe decrease in Caribbean shark abundance.
Image credit: Sean Mattson (International Center for Tropical Agriculture, Cali, Colombia).
A study suggests that male dragonflies will evolve smaller melanin wing patches by 2070 as global warming continues.
Image credit: Pixabay/liggraphy.
The largest pandemic-related declines in nitrogen dioxide pollution occurred in the least White census tracts in the United States, which nonetheless faced higher levels during the pandemic than most White communities before the pandemic.
Image credit: Pixabay/SD-Pictures.
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Science Sessions Podcasts
A special episode explores the state of CRISPR use in agriculture.
Image credit: Can Stock Photo/molekuul.
Featured Profile
Profile of NAS member and developmental biologist Ruth Lehmann
Image credit: Vilcek Foundation/Ian Johns Photography.
