Judi Bari speaks at an Earth First! forest rally in 1990 before she was bombed on the eve of Redwood Summer.

How Judi Bari Tried to Unite Loggers and Environmentalists

The radical environmentalist had a background in labor organizing and wanted to end the misogyny of the movement and the logging industry alike.
J. Ernest Wilkins Jr.

The Black Mathematician Who Resisted Nuclear War

J. Ernest Wilkins Jr. worked on the Manhattan Project and signed a petition that the bomb not be used before Japan was offered terms of surrender.
Termites

Margaret S. Collins, Pioneering Black Entomologist

She was the first African American woman to earn a PhD in entomology as well as an activist for freedom in the Civil Rights Movement.
Chattering teeth, human hands gesturing, and people working

Dating Apps Are Intensifying Online Partisanship

Some social scientists argue that dating and mating patterns may be the real drivers of polarization.
Emma and Charles Darwin

Darwin in Love

Charles Darwin, who of all people should have known better, married his first cousin. Did his love for Emma color his later works?
A phone with a heart-shaped lock on its screen and roses in the background

Ditch the Smartphone and Smell the Roses This Valentine’s Day

Digital detox services may be just as important for your health as a chemical detoxification
1881: Champion racehorse Iroquis, winner of the 1881 Derby under Fred Archer and property of P Lorillard.

The Myth of the Noble Racehorse

Despite all the whips and spurs involved, nineteenth-century Americans believed racehorses loved a little manly competition.
An early 20th century drawing of different foods

A Brief History of the Calorie

The measure of thermal energy expended by exercise was adapted from the study of explosives and engines.
Tableau d'histoire naturelle Annelides, Crustaces, Arachnides, etc, 1834

Are Insects Capable of Moral Behavior?

Some 19th-century naturalists believed that bugs could think and should therefore definitely know that biting is out of line.
Mimosa pudica

Plant of the Month: The Sensitive Plant

This plant’s animal-like behavior and alleged love-provoking abilities have sparked the imagination of everyone from early modern yogis to today’s scientists.