Atlantic salmon are perilously close to extinction in the United States. Taking down a few dams could go a long way to aiding their recovery, experts say.

Experts say tracking international trade and limiting biomedical use could turn the tide for Asia’s three overlooked horseshoe crab species.

New research suggests that sometimes trying to completely eliminate a problematic non-native species may cause more harm than good. 

Historical pressures combined with new threats from climate change have pushed more than a dozen species close to extinction.

New research shows that oceanic shark and ray abundance has declined by nearly three-quarters since 1970, and industrialized fishing is to blame.

New research points out the frequent inequity of species’ scientific names, a longstanding problem that creates barriers to conservation.

Planting milkweed can help monarch butterflies, but new research shows that there’s still a lot we can learn about how to do that effectively.

Climate change threatens many marine species, but some climate solutions pose risks, too. Researchers say offshore wind needs continued study and better regulations.

Protections for endangered species, disaster assistance and conservation were all targets of the most recent round of attacks on the environment.

The famed scientist has played a critical role in restoring Galápagos tortoises and other species. Now retired, she offers four key takeaways for the next generation of biologists.