Karate chop

The Physics of Karate

A human hand has the power to split wooden planks and demolish concrete blocks. A trio of physicists investigated why this feat doesn't shatter our bones.
Kuan Yin and Attendants, 1368

Hair Embroidery as Women’s Buddhist Practice

In late imperial China, it was a devotional art using hairs plucked from devotees' own heads.
An African-American miner poses with a shovel in Auburn Ravine during the Gold Rush, California, 1852.

Slavery in a Free State: The Case of California

California came into the Union as a free state in 1850, but proslavery politicians held considerable sway there.
Stephanie St. Clair

Madame Stephanie St. Clair: Numbers Queen of Harlem

The colorful career of a woman who ran a gambling ring, fought police corruption, and challenged white mobsters.
Photograph: Muhammad Ali, 1966

Source: Getty

How Muhammad Ali Prevailed as a Conscientious Objector

The heavyweight champion lost his title when he refused induction into the military during the Vietnam War.
Meta Warrick Fuller

How Sculptor Meta Warrick Challenged White Supremacy

A 1907 exhibition on the founding of Jamestown featured the work of an artist determined to counter demeaning stereotypes.
Anna Julia Cooper, 1892

Black Women Have Written History for over a Century

Barriers of racism and sexism slowed them down, but academia wasn't their only venue.
An illustration of digital viruses

Do Viruses Cheat to Win at Evolution?

How one pair of researchers used game theory to predict the sneaky, underhanded behavior of microbial competitors.
Members of the women's police service during World War I.

Was “Khaki Fever” a Moral Panic over Women’s Sexuality?

At the start of World War I, young working-class women swooned for men in uniform, leading middle-class women to form patrols to police public morals.
Collage of contemporary Black Poets

Poems by 10 Contemporary Black Poets

Poems by Black poets, including Morgan Parker, Hanif Abdurraqib, Simone White, Terrance Hayes, and more.