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Marc Cook discusses new research on how physical movement works through the gastrointestinal system to improve cardiovascular health. Learn more:…

Tensions are rising as the ocean’s great predators nab fish on the line, inciting a major new challenge in human–wildlife conflict.

In this roundup, associate editor Nicholas Gerbis summarizes notable recent developments in scientific research, selected from reports compiled in the free electronic newsletter Sigma Xi SmartBrief.

End-to-end AI-automated science undercuts trust, obscures responsibility, and restricts adaptivity.

Forestry contributes to human and sylvan mutual flourishing.

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Quartz’s oscillations have shaped society, from warfare to timekeeping.

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In this 2024 science talk, analytical chemist, Imari Walker-Franklin shares how plastic has become a global waste management issue with severe impacts to the environment and human health. Today,…

The Great Epizootic ground cities to a halt, revealing the degree to which 19th-century urban life relied on equine labor.

AI tools such as ChatGPT appear to magnify some of humanity’s worst qualities, and fixing those tendencies will be no easy task.

Warmer air is fueling heavier downpours across the country, but the systems used to measure flood risk are outdated and unevenly distributed.

A new pharmaceutical specifically for postpartum depression is approved and a large, ongoing study may yield insight into depression generally.

Drug-defying bugs create new challenges for global health. Siddhartha “Sid” Thakur is leading several national and global surveillance programs to monitor resistant pathogens that come into contact…

Minuscule specks of silver and gold could offer new weapons in the fight against antibiotic-resistant microbes.

Research into comparative aging in humans and other primates is offering clues about diseases, development, and evolution.

The global population is projected to reach 10 billion by 2050. Feeding them will require transformative changes in how we produce food. Rohan A. Shirwaiker is the James T. Ryan Distinguished…

The improvement of the radio as an early application of this technological advance ended up influencing youth culture.

Solar eclipses offer rare opportunities to better understand both the Sun's corona and the Earth's atmosphere.

Ryan Emanuel is a hydrologist and community-engaged scholar from North Carolina. He studies hydrology, environmental justice, and Indigenous rights at Duke University, where he is an associate…

YouTube video by American Scientist

A basic operation in science is the production and refinement of an image of the thing we are studying. This presentation places visualization center stage, at the heart of communication research -…

Science by the Slice is made possible through the generous support of a grant from the North Carolina Biotechnology Center, in collaboration with the Science Communicators of North Carolina and Sigma…

Sea level rise and increased flooding cause human mobility and shifts in development patterns. Geospatial modeling can help to assess the trade-offs between competing socio-environmental needs. In…

Since the 19th century, philosophers and scientists have failed to agree on reliable markers of sentience.