Chemistry: The Universe's Recipe Book

Your teacher started with the periodic table. We're starting with the fact that hydrogen is 75% of the entire universe. Learn one element and you've learned most of reality.


Hydrogen Is 75% of the Universe — Start There
Chemistry Is Not a Class. It Is the Universe Talking.
The Periodic Table Is a Cheat Code, Not a Poster
Elements Are Characters, Not Entries on a List
Bonds: Why Atoms Stick Together (And Why It Matters That They Do)
Reactions Are Stories: Something Changes, Something New Appears
Acids, Bases, and the pH Scale: Chemistry You Already Use Every Day
The Mole: Chemistry's Absurd but Necessary Counting System
Organic Chemistry: Why Carbon Gets Its Own Branch of Science
Energy in Chemistry: Why Things Burn, Explode, and Glow