When four members of the USC College Department of Earth Sciences took a fieldwork expedition to the United Kingdom, they didn’t have to venture out in the middle of nowhere, drive on dirt roads for hours or hike miles… more>
The tortoise, long revered for its pace, good looks and mobile home, may be a victim of its own success as this living fossil is in danger of disappearing.
"We are at great risk of losing them all, not within our … more>
Rocks collected from ancient seabeds clutter the worktables that dominate the center of paleobiologist David Bottjer’s lab. A grainy, yellowed one records the shape of a giant clam that lived 90 million years ago in… more>
The greatest mass extinction in Earth’s history also may have been one of the slowest, according to a study that casts further doubt on the extinction-by-meteor theory.
Creeping environmental stress fueled by volcanic… more>
The El Segundo blue butterfly is back.
Once relegated to a few small and fragile reserves, the nearly extinct butterfly with electric blue wings has expanded its territory to take up residence along the bluffs of Redondo… more>