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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There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
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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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