Canadian Nobel Prize recipient Dr. Frederick Banting, discoverer of insulin, sold the rights to the University of Toronto for $1 so that it was available to everyone.
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Craniopagus conjoined twins Krista and Tatiana can see through each other’s eyes.
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A blind American man taught himself to navigate using echolocation. His hobbies include hiking and mountain-biking, and he has now trained over 500 students in his ‘tongue-click’ technique.
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In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
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Poon Lim survived 133 days alone on a raft at sea by fishing, drinking bird blood, and killing a shark with a jug of water.
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