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Takeaways from two team-ups titillated Twitter this week one on the effects of mutations in the PAX5 gene and one linking rare genetic mutations to a large number of diseases and traits. Plus a primer on dopamine with facts about dopamine fasting.
In two related studies, researchers describe huge chromosomal rearrangements and about 500 novel gene clusters in the octopus, squid, and cuttlefish genomes, which they say could help explain how they evolved their extraordinary brains.
Scientists are testing a long-forgotten hypothesis that as a bird flies through Earth’s magnetic field, tiny electric currents are generated in its ear.