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Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans the biological, physical, and social sciences.
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<p>A new study published in the journal <em>Substance Use and Misuse</em> finds that while user-generated content and advertising content related to illegal muscle-building drugs is prohibited across all soci ...
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The federal government has poured billions of dollars into carbon capture and direct air capture, through the Infrastructure Investment and Jobs Act and the Inflation Reduction Act
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Researchers have found new archaeological and genetic evidence which they say transforms the understanding of the history of cats in Europe.
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A spinal cord neuroprosthesis targeting leg motor neurons in real time improves walking and reduces freezing of gait in non-human primate models and in one individual with advanced Parkinson’s disease.
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When it comes to the architecture of the human genome, it’s only a matter of time before harmful genes — genes that could compromise future generations — arise in a population. These mutations accumulate in the gene pool, primarily affected by ...
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The trade-off between power and efficiency in designing heat engines has remained unsolved for the last two centuries. The authors overcome this trade-off in a colloidal Stirling engine by electrophoretically inducing system-reservoir interactions to ...
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To establish meaningful and sustainable policy directives for sustainable pesticide use in agriculture, baseline knowledge of pesticide levels in soils is required. To address this, five pesticides and one metabolite widely used in Irish agriculture ...
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A new study has revealed that tobacco smoke can cause specific DNA changes that can prevent anti-cancer proteins from being fully constructed, representing one way that tobacco smoking causes cancer.
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A diver who spotted something metallic not far from Sardinia’s coast has led to the discovery of tens of thousands of ancient bronze coins
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The sun is expected to reach ‘solar maximum’ between January and October 2024, bringing spectacular aurora displays
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People who have a higher biological age than their actual chronological age have a significantly increased risk of stroke and dementia, especially vascular dementia. These are the results of a study from Karolinska Institutet published in the Journal ...
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<p>A speech prosthetic developed by a collaborative team of Duke neuroscientists,  neurosurgeons, and engineers can translate a person’s brain signals into what they’re trying to say. The new tec ...
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<p>Women who have survived a stroke believe they are less likely to receive adequate emergency care – based on gender and race or ethnicity, a study shows. Researchers say future studies must focus on whether the beliefs t ...
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Measures including healthy sleep and regular exercise may slow pace of body’s biological ageing