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TIL that some cacti species exhibit a form of neuroactivity, these species produce psychoactive compounds which have been used by Indigenous peoples in religious rituals for thousands of years.

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mY4p TIL that actor Brian Blessed has climbed Everest 3 times, is the oldest man to trek to the North Pole on foot and undertook an expedition to the deep jungles of Venezuela
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pbY4 TIL That 80% of Lightning Strike Victims are Male
epZVb TIL American environmentalist John Francis made the decision to refrain from speaking for a day in order to improve his ability to hear his detractors. He made it into a silent commitment for 17 years. He attended school for those 17 years, even receiving a PhD.
PkjE TIL that cicada song is loud enough to cause permanent hearing loss in humans should the cicada sing just outside the listener’s ear. Males disable their own tympana while calling, thereby preventing damage to their hearing.