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cell biology
Trends
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Researchers report that artificial intelligence can identify signs of aging in blood stem cells by analyzing images of cell nuclei alone, without other biological markers. The finding suggests nuclear appearance carries measurable information about cellular aging. If validated, the approach could offer a simpler way to study blood stem cell aging and age-related declines in the immune and blood systems.
- 2Amoeba Found Thriving at 63°C Sets Heat Record for Complex Life●Scientists found an amoeba thriving at 63°C in a Lassen Volcanic hot spring, a new heat record for complex life. https:/
Scientists report discovering an amoeba living in a hot spring in Lassen Volcanic National Park, California, at a temperature of 63°C, the highest ever recorded for a complex organism. The finding, highlighted by ScienceAlert and circulating among science enthusiasts, pushes the known temperature limits of eukaryotic life and offers clues about how single-celled complex life can adapt to extreme volcanic environments.
- 3Was the brain formed by the fusion of two organs?●Le cerveau, résultat de la fusion de deux organes? https:// ici.radio-canada.ca/nouvelle/2 287180/cerveau-fusion-deux-or
Radio-Canada reports on new research suggesting the brain may have evolved from the fusion of two ancestral organs. The idea, tied to studies of embryonic cells, challenges the classic view of how the brain developed over evolutionary time and is drawing attention among French-speaking science and neuroscience audiences discussing its implications for biology and evolution.
- 4Theoretical physics sheds light on tumour DNA mechanisms▼Theoretical physics helps unveil the molecular mechanisms of extra-chromosomal DNA in tumours
Researchers, including Italy's National Institute for Nuclear Physics, report that theoretical physics methods have helped reveal the molecular mechanisms of extra-chromosomal DNA in tumours. These DNA fragments, which sit outside normal chromosomes, are known to drive cancer growth and drug resistance, and the new modelling work offers fresh insight into how they behave inside tumour cells.
- 5New microscope captures living cells of Antarctic fish in extreme cold●Researchers engineered a novel microscope capable of operating near 0 degrees Celsius, enabling the first-ever high-reso
Researchers have engineered a microscope that operates near 0 degrees Celsius, allowing the first high-resolution imaging of living cells in Antarctic fish. The observations aim to reveal how these fish survive in frigid waters, with potential implications for cryobiology, cell biology and marine science.
- 6Scientists explore growing replacement teeth to regrow lost ones▼Lost a tooth? Science may one day grow it back
Research into tooth regeneration is drawing attention, with reports suggesting science may one day allow people to regrow lost teeth instead of relying on implants or dentures. The work builds on studies of stem cells and the biological mechanisms that form teeth during development, raising hopes for future clinical treatments.
- 7Scientists Probe Antarctic Fish Cells for Cold-Survival Secrets●Scientists Look Inside Antarctic Fish Cells to See How They Survive Near-Freezing Water
Scientists are examining the inner workings of Antarctic fish cells to understand how these animals survive in water barely above freezing. The research aims to reveal the biological mechanisms, likely involving specialized proteins or cellular adaptations, that keep their bodies functioning in conditions that would freeze most fish. The findings could inform broader work on cold tolerance in biology.
- 8Slime Molds Fuel Debate Over What Counts as Intelligence▼Slime Molds and the Growing Science Controversy Around “Intelligence”
Single-celled slime molds, which lack brains yet can solve mazes, optimize networks, and learn simple patterns, are at the center of a growing scientific dispute over how intelligence should be defined. Researchers disagree on whether such abilities reflect genuine cognition or simpler biological processes, a question with implications for neuroscience, philosophy, and artificial intelligence.
- 9Study maps human meningeal development with spatial multiomics●Spatially resolved multiomics of human meningeal development reveal lineage and disease dynamics
Researchers have published a spatially resolved multiomics study of human meningeal development, charting how cell lineages form in the meninges, the membranes surrounding the brain and spinal cord. By linking spatial gene-expression data across developmental stages, the work also illuminates disease dynamics, offering a reference for understanding neurological disorders tied to meningeal biology. Scientists following developmental and single-cell research are highlighting the study's combined lineage and disease perspective.
- 10Slime Molds Ignite Debate Over What Counts as Intelligence▼Slime Molds and the Growing Controversy Around “Intelligence”
Slime molds — single-celled organisms with no brain — can solve mazes, optimize networks and make decisions, reigniting scientific debate over whether 'intelligence' applies without neurons. The discussion touches on how biology should define cognition, with critics arguing the term is being stretched too far and others seeing slime molds as evidence that problem-solving exists well beyond animals.