BlackLeaf

The world runs on systems nobody explains. We chart them.

Every article follows the money through one system — the grid, the hospital, the checkout line — until you can see where your dollar actually goes and why things cost what they cost.

School budgets

A school budget is a payroll with a building attached

Follow the public-school dollar end to end — from your property-tax bill, through the budget, into the paychecks of the people who run a school day.

July 1, 2026
The power grid

Where your electricity dollar actually goes

Nearly half of your bill doesn't pay for electricity at all — it pays for the wires, poles, and transformers that deliver it. And that half is the one growing.

July 1, 2026

Coming next

U.S. health care
Why a hospital bill looks nothing like the cost of care

The sticker price, the negotiated rate, and what anyone actually pays are three different numbers. Here's the machine that produces them.

Payments
What happens in the two seconds after you tap your card

Four companies touch every transaction, and each takes a slice. Follow $100 of groceries through the payments system.