[efskap]

Similarly, it blows my mind that all trees are made of air, specifically the carbon in it. I used to think that the biomass must come from the soil, but reality is more interesting.

[c22]

Kind of like how the vast majority of weight loss in animals happens via exhaling.

Weirder still is the realization that all the air is just trapped light.

[kijin]

Actually, all matter is just trapped energy.

[theendisney]

There is no such thing as energy.

[lazide]

Rather, no such thing as matter. Energy is pervasive.

[kulahan]

It's also kind of weird to think that soil, really, is just ground up "stuff" that used to be trees, plants, rocks, etc.