The world's unsolved problems
993 open questions across 14 fields, gathered from Wikipedia. Pick one and start thinking.
98 results in Biology · clear · surprise me
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Stegosaur osteoderms/scutes. There is a long-standing debate over whether the primary function of the osteoderms/scutes of stegosaurs is…
Stegosaur osteoderms/scutes. There is a long-standing debate over whether the primary function of the osteoderms/scutes of stegosaurs is protection from predators, sexual display, species recognition, thermoregulation, or other functions.
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Function of vanadocytes, a type of blood cells found in some tunicates. Vacuoles of vanadocytes are notable for high levels of the metal…
Function of vanadocytes, a type of blood cells found in some tunicates. Vacuoles of vanadocytes are notable for high levels of the metal vanadium and their low pH.
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Metabolism in Henneguya zschokkei, a species of myxozoan. This species of cnidarian was found to lack mitochondria and, therefore, is…
Metabolism in Henneguya zschokkei, a species of myxozoan. This species of cnidarian was found to lack mitochondria and, therefore, is incapable of aerobic respiration.
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Mitochondria in loriciferans living in anoxic conditions. It is unknown whether members of the phylum Loricifera adapted to life in anoxic…
Mitochondria in loriciferans living in anoxic conditions. It is unknown whether members of the phylum Loricifera adapted to life in anoxic conditions in the L'Atalante basin, like Spinoloricus cinziae, have mitochondria.
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Parakaryon. The logistics of how such an organism would arise, function, and persist are unclear, as is whether it is a real creature or…
Parakaryon. The logistics of how such an organism would arise, function, and persist are unclear, as is whether it is a real creature or just an artifact due to its unusual affinities.
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How does life arise from the non-living?
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What are the potentials and limits of living systems?
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How is life related to mind, machines, and culture?
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