The Tatama air purifier from Metalmark is inspired by the nanostructure of butterfly wings and organisms like the self-cleaning lotus flower. The results? Beyond HEPA-grade filtration, the startup ...

Weed killers commonly used to control invasive plants in the Bay Area also kill off butterflies, a federal toxicology study has found. Butterfly populations common to the Antioch Dunes National ...

SAN FRANCISCO (CN) - A power plant in Contra Costa County threatens the "last sanctuary" of Lange's metalmark butterfly, a protected species so endangered only 45 adults were left in 2006, ...

It took a little weeding and breeding, but the colorful Lange's metalmark butterfly appears to be fluttering back from the brink of extinction. Four years ago, only 45 of the endangered insects were ...

A Washington State University toxicologist has found that three commonly used herbicides can dramatically reduce butterfly populations. The research was aimed at possible effects on the Lange's ...

The Lange's metalmark butterfly is a stunning insect with white-on-black dots on its wings and a red-orange center that makes it impossible to miss. There were once some 250,000; today there are ...

For the first time in many decades, tiny rust-colored swamp metalmark butterflies are fluttering around northern Illinois. Last week, biologists from the Peggy Notebaert Nature Museum in Chicago ...

A toxicologist has found that three commonly used herbicides can dramatically reduce butterfly populations. The research was aimed at possible effects on the Lange's metalmark, an endangered species ...