› added 11 years ago

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TIL that prairie dogs construct their burrows in such a way that wind blowing parallel to the ground induces flow of air through the burrows–renewing oxygen supplies underground.

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loLoK TIL the world is running out of sand. It is necessary for making glass and concrete which makes it the second most used resource globaly. And since desert sand is mostly unusable, it's not as abundant as most people think.
NyB6 TIL Service dogs in the US do not require any documentation. You can literally take any dog, anywhere, and say thay it is a service dog.It is illegal for the business to deny you(and your dog) service.
6EV4l TIL A man was arrested during layover flight in Dubai for possession of 0.003g of marijuana detcted in his shoe
jGOj TIL that Facebook punked tech crunch by implementing a functioning “Fax This Photo” button just visible to TC.
QOGe TIL that after giving birth, 50-75% of women carry fetal cells that persist for decades, becoming a part of the mother’s heart, brain, and blood. Mothers can transfer these cells to subsequent children.