MeSH tree: D01.362
A Skoltech scientist has raised the world's only isotope-labeled guinea pig. For 156 days, the animal, named Khryun, was given only heavy water to drink. Such water is non-radioactive and has long been used in biomedical ...
Mar 23, 2026
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Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that figure sits above 420 ppm, higher than at any point in the history of our species.
Mar 14, 2026
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Suicide rates in the U.S. have been steadily rising since the late 1990s, leading to an urgent need to understand what's putting people at risk. Risk factors include high air pollution and hot temperatures, which have each ...
Mar 12, 2026
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Short-term surges in air pollution in New Jersey from the 2023 Canadian wildfires were associated with a higher stroke rate and more serious strokes, according to a preliminary study to be presented at the American Academy ...
Mar 3, 2026
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Nitrous oxide used for sedating patients during dental appointments has a significant environmental impact, with wide variation in use and wastage across the UK, according to a new study by UCL (University College London) ...
Feb 27, 2026
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Risk maps for the cancer-causing gas radon can encourage people to test their homes for the substance, but only if homeowners live in known, higher-risk areas, new University of Oregon research finds. For those living in ...
Feb 16, 2026
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New research suggests that exposure to intense wildfire smoke during pregnancy may be associated with an increased likelihood of autism in children. The study of more than 8.6 million births in California is the largest to ...
Feb 12, 2026
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A University of Michigan study has taken a fine-grained, long-term look at residential-area air pollution and how it relates to deteriorating mobility—and hindered recovery—for older Americans. The paper is published in the ...
Feb 11, 2026
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Reduce, reuse, recycle, and rethink can be applied in Canadian operating rooms (ORs) to increase environmental sustainability, advises a new guideline published in CMAJ (Canadian Medical Association Journal)
Feb 9, 2026
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Radon is an odorless, invisible radioactive gas. It's naturally released from rocks, soil and water—and it can get trapped inside homes, offices or schools. There's no known safe level of radon. There are no symptoms associated ...
Feb 1, 2026
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