Universe

There is a fantastic series of videos in Youtube called Astronomy, it talks about topics of black hole, planets, starts and galaxies, and even the eventual fate of the Universe.
Science must be honest, Understanding that our understanding might be wrong is essential, and trying to figure out the ways we may be mistaken is the only way that science can help us to find our way to the truth.We meander a bit as we use it, but in the long run we get ever closer to understanding reality, and that is the strength of science.Whether you know or not, you’re soaking in science.

You’re a primate.You have mass.Mitochondria in your cells are generating energy.Presumably, you are breathing oxygen.