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TIL limpet teeth are the strongest biological material on the planet and are stronger then Kevlar .

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7rloX TIL about the Voluntary Human Extinction Movement, an environmental movement that calls for all people to abstain from reproduction to cause the gradual voluntary extinction of humankind.
N71L8 TIL gorillas usually weigh between 300-500 pounds (136-227 kg), with the heaviest gorilla ever recorded massing 589 pounds (267 kg), and the most overweight captive gorilla only ever reached 683 pounds (310 kg). There is no such thing as an "800 pound gorilla," it never existed.
P1AXw TIL that sidereal time is different from solar time, so in a typical "year" (ignoring leap year complications) where sun rises 365 times, the Earth has actually done 366 rotations around its axis
ne7mY Britain's new generation of street lights risk dramatically increasing rates of breast and prostate cancer, according to a new study.
9wv5m TIL no child has been poisoned by Halloween candy. Exception, one by a family member.