Aphrodisiacs of the Aztec and Inca
Aztec and Inca societies used a huge number of aphrodisiacs, from peanuts to hallucinogenic mushrooms to insect larvae.
The Next (Salamander) Epidemic
Everybody loves salamanders, especially the exotic pet industry. But importing these amphibians helps spread diseases like Bsal and Bd to native populations.
Historical Bugs: Archaeoentomology
The remains of ancient insects reveal new information about Paleo-Eskimo life and the history of the Norse in Greenland, Iceland, and the Faroe Islands.
Eating Seaweed in the Americas
From the kelp highway to blue plate kelp specials, seaweeds are gaining greater acceptance on the dining tables in the Americas.
Plant of the Month: Yerba Mate
The biological and cultural profile of mate has affected its global expansion, unlike other plants native to the Americas, such as cacao and maize.
Words for Birds
From the meaning of birdsong to the history of birdwatching, from the effects of climate change to the cunning of crows—our bird stories have it all.
Our Most Popular Stories of 2022
Personality tests, street dogs, underwater treasures, and a natural history of dragons.
The Greening of the Great Basin
The growth of grass in a desert might not seem problematic, but the introduction of invasive species can disrupt plant, animal, and human inhabitants.
Public Paw-licy: Dog Breeding, from Pedigrees to Bans
Harmony between human and canine shouldn’t be difficult to find, but poorly defined policies and breed uncertainties makes mutts vulnerable to public biases.
Plant of the Month: Guinea Grass
The West African grass was imported to sustain Caribbean sugar plantations, but it has turned against them, becoming a symbol of resilience and independence.