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physics.bio-ph2026
Distinct Structural Dynamics of the Semiquinone State Define a Signalling Pathway in Avian Cryptochrome
Monika Kish, Suchitra Pradhan, Jessica L. Ramsay +3
The light-dependent magnetic compass of night-migratory songbirds is widely hypothesized to rely on the radical pair mechanism within retinal cryptochrome. However, bridging the me…
physics.bio-ph2026
Signals too small to sense: Physical and information-theoretic limits to induction-based magnetoreception in birds
Daniel R. Kattnig
A recent study [Science 2025, eaea6425] proposes that magnetoreception in pigeons may arise from electromagnetic induction within the semicircular canals of the inner ear. In this…