This South African river has a bacteria count off the charts: A natural filter is cleaning it for watering food gardens
Every day, millions of liters of polluted water flow through many South African rivers and disappear into the sea.
Every day, millions of liters of polluted water flow through many South African rivers and disappear into the sea.
Environment
Aug 12, 2026
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New EU restrictions on toxic substances known as "forever chemicals" in food packaging kicked in Wednesday, along with broader rules aimed at cutting packaging waste in the bloc.
Environment
Aug 12, 2026
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The iconic grassland savannas of Africa are geographically extensive and important for both local fauna and the global climate. But where did they come from, and how will they change in the future? Ongoing warming, rising ...
Earth Sciences
Aug 12, 2026
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Scientists have crossed an important line in biological engineering. In a recent study, researchers used artificial intelligence to design complete sets of genetic instructions for bacteriophages, viruses that infect bacteria. ...
Biotechnology
Aug 12, 2026
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Venous malformations are abnormally shaped veins that develop when the cells lining blood vessels grow too fast when they aren't supposed to. Children can be born with them, and as the child grows, the venous malformations ...
Bio & Medicine
Aug 12, 2026
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With approximately one-third of the world's population living within a day's walk of a coastline, sea-level rise poses a serious global threat. Every centimeter of sea-level rise could displace 1.5 million people, and current ...
Earth Sciences
Aug 12, 2026
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A study involving more than 58,000 adolescents from 21 countries found that "unstructured free time"—defined as periods without adult supervision or activities guided by educational, cultural or athletic goals—is strongly ...
Social Sciences
Aug 12, 2026
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Looking inside a newly discovered ancient tomb for the first time is both exciting and terrifying. I was fortunate to experience this recently as director of an international research team carrying out fieldwork in the Theban ...
Archaeology
Aug 12, 2026
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MXenes are two-dimensional materials made of very thin layers of metals, measured on the atomic scale. They conduct electricity well and have surfaces that can easily interact with other materials, making them excellent candidates ...
Nanomaterials
Aug 12, 2026
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It's common to see images of astronauts on the International Space Station exercising, running on special treadmills and pedaling cycles designed for tight quarters.
Space Exploration
Aug 12, 2026
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