Stashed in: Science!, The Universe, Best Videos, Plants!, Fire!, @brainpicker, Richard Feynman
Excellent setup by Brainpicker:
We’ve already seen that trees can be powerful purveyors of philosophy, keepers of deep time, and visual metaphors for evolution — but where do they actually come from?
Is this the second most astounding fact about the universe, or what?
A few Reddit comments: