The book · the work in the open
Physics has a short list of questions it cannot answer — the matter/antimatter imbalance, the energy of empty space, the dark sector, why there are three families of particles. Every working physicist knows the list. It has barely moved in fifty years.
For each of those questions the book does three things. First it shows the real mathematics — the established equations a physicist already trusts — and walks you up to the edge of what is known, on the same ground the experts walk. Second it names the gap: not a vague mystery, a specific failure located precisely. Third it crosses the gap in plain words, and puts the answer on the table beside the number the universe actually measures.
Most popular physics books either cut the mathematics out and hand you the wall as a feeling, or show you the math and lose you in it. This takes a third path — the hard parts are kept, because the hard parts are the handholds.
Offered in the openNothing is held back and nothing is asked on faith: every step is set down where you can check it yourself, and the book ends where a real theory must — in specific predictions, each with a number you can go and measure and a way to prove it wrong. A numerological coincidence, by definition, cannot hand you the test that would kill it. Bring a lab or a telescope; any single failure falsifies the whole thing.
A book built to be checked, not believed.