agave

Plant of the Month: Agave

The international popularity of tequila threatens the quantity, health, and biodiversity of all species of agave.
An octopus

Stuck in the Midden with You

A midden is, among other things, a refuse site outside an octopus' home. (Release the Køkkenmødding!)

Five Green Living Resolutions for 2020

We won't solve all of the pressing environmental problems, but we can help mitigate some.
Parmelia Lichen

Lichens as Sensors for Air Pollution

Lichens often go unnoticed, living on the ground, on tree trunks, or on rocks. They're hearty, but remarkably sensitive to air pollution.
Mussels

When Cancer Spreads Between Species

The exchange of cancerous cells between organisms is rare. Scientist studied how it happened across species of mussels.
koala

Are Koalas Really Going Extinct?

A report from the Australian Koala Foundation declaring koalas "functionally extinct" has caused a confusing scare. What does it mean?
A hand holding a jar of Nutella in front of an illustrated hazelnut plant

Everything You Wanted to Know about Hazelnuts but Were Afraid to Ask

For one thing, there are several species of hazelnuts, including a couple native to North America.
Ducks caged for foie gras

New York City Bans Foie Gras

The practice of eating fatty goose livers dates back to at least 2500 BCE. Is there a humane way to produce it?
Giant house spider

Should I Kill Spiders in My Home?

An entomologist explains why not to.
The Irish Elk

The Cartoonishly Giant Antlers of the Irish Elk

The mystery of the Irisk Elk's giant antlers attracted the attention of famous evolutionary biologist Steven Jay Gould.