Pulse oximeters give biased results for people with darker skin, and the consequences can be serious.

We must at every instance solve the question of how to fund the revolution without becoming subservient or dependent on our oppressors.

The Green Party’s presidential pick discusses his foreign and domestic policy positions.

“Black August” Honors Captives of Armed Struggle

Dr Sasha Turner, professor of History at Johns Hopkins University, says more extensive use of midwives would reduce skyrocketing increases in maternal birth difficulties, worldwide