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Can a blind person still benefit from the positive effects of natural light on circadian rhythms and mental well-being? I lost my remaining light perception 10 years ago and since that time I've had insomnia. This would suggest that the answer to my question is no, but maybe I just need to get out more.

Physics

Space

Life

Almost every pest organism, from weeds to rats, seems able to develop resistance to chemicals used to kill them. Yet honeybees seem unable to resist the chemicals said to be contributing to their decline. Why?

Environment