science

Citizen Science : How to use the iNaturalist App - Gabis Arboretum

iNaturalist

Contribute to Science Every observation can contribute to biodiversity science, from the rarest butterfly to the most common backyard weed….

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How has mathematics gotten so abstract?

How has mathematics gotten so abstract?What’s the meaning of “numbers” and “arithmetic operations”? We consult Georg Cantor’s turtles and look…