Tech leaders share the engineering breakthroughs still needed to build immersive, scalable and interoperable digital ecosystems beyond today’s virtual worlds.

A Colorado State University experiment spanning more than two decades has found that removal of apex predators from an ecosystem can create lasting changes that are not reversed after they return—at ...

WELDON, Calif. — California is recognized as one of the world’s hotspots of biodiversity, with more species of plants and animals than any other state. And a significant number of the state’s species, ...

A man in glasses looks into a fish tank in which fish of many colors are swimming. Ecotoxicologist Bob Wong studies how fish change when exposed to the antidepressant medication fluoxetine. Credit: ...

A global cross-disciplinary team of scientists led by UNSW Sydney researchers has developed the first comprehensive classification of the world's ecosystems across land, rivers and wetlands, and seas.

Drought, human-caused climate change, invasive species and a “legacy” of environmental issues are permanently altering California’s landscape and placing some communities and ecosystems at increasing ...