The crust isn’t solid like a brick. It’s riddled with cracks, pores, and fissures. Water seeps down through those holes—sometimes miles deep—and gets superheated by the magma below.
5 Facts About The Crust Of The Earth – VBGP
That’s how you get geysers, hot springs, and the weirdest ecosystems on Earth. Microbes live in those cracks, eating rocks and breathing chemicals. They don’t need sunlight. They don’t need oxygen. They just need a little crust-crack and some heat.
So when you step on the ground, you’re standing on a sponge. A really, really hot, slowly moving sponge that breathes.