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We tend to think of gender expression as uniquely human. But many species gain advantages by projecting an opposite-sex appearance.

Two Hummingbirds and an Orchid by Martin Johnson Heade

By: Juliet Lamb

October 6, 2016 April 13, 2021

4 minutes

El Dulce Corazón de Papá Translation: The Sweet Heart of Dad Format: PDF Language: Spanish Availability: Free

Across centuries, bicycles have embodied hopes for speed, freedom, efficiency, and survival.

Researchers argue routine smell testing could detect neurodegenerative disease and other health risks years earlier than current exams.

A groundbreaking lawsuit asks whether wild rice, or manoomin, can hold legal rights under tribal law and the growing rights of nature movement.

What can Thomas Jefferson’s mistaken ideas about fossils tell us about science and belief in the early United States?