Erik Irmer has been documenting the spread of invasive plant and animal species that disrupt native ecology across Europe. He focuses on humans’ interactions with these plants and animals. Aliens is p ...

An “alien plant” fossil discovered 55 years ago just outside of an abandoned town in Utah has no relation to any currently existing or extinct species, scientists revealed in a study last month.

The spread of species beyond their native habitat is a human-made environmental change on a global scale. Among vascular plants, over 16,000 species have now permanently settled in foreign countries.

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Have you noticed some curly, spiky, gray-green, alien-like plants resting in a shell, hanging from a ceiling, perched on ...

As American as Apple Pie: An Introduction to Weeds -- Out of Africa: How Slavery Transformed the American Landscape and Diet -- A Green Nightmare: The Un-American Lawn -- A Sow's Ear from a Silk Purse ...

If you're on the hunt for Alien: Earth Easter eggs then you've come to the right place. Five of the first season's eight episodes are now available to stream on Hulu and Disney Plus. You can find out ...