I struggled to catch my breath, but it had nothing to do with the 10,000-foot altitude. All around me, millions of monarch ...

Over the following days, further inspection yielded many more caterpillars in Arizona milkweed plants within the shade ramada ...

The Lab Next Door is a monthly column that highlights the scientists living, working and experimenting in the community.

The migratory western monarch populations travel to Ellwood Mesa in the fall and leave by spring. Their population has ...

Known as La Mariposa, the new sculpture, consisting of three canopies of LED-lighted triangular panels colored with the amber ...

Many visits to Mexico start or end in Mexico City. A word of advice: go slowly on the first day if you've just arrived from overseas; the altitude here is 7,350 feet (2,240m) and can affect travellers ...

It’s a long way from Chicago to Texas, but what’s a thousand miles between butterfly rescuers? Bob Erlich lives in Evergreen Park. Therese Smith lives in Austin, Texas. They’ve never met but, thanks ...

Amid the eucalyptus groves at Natural Bridges State Beach in Santa Cruz, local bug enthusiast Sasha Hernandez squinted through the draping green leaves, searching for flashes of black and orange — the ...

Amid the eucalyptus groves at Natural Bridges State Beach in Santa Cruz, local bug enthusiast Sasha Hernandez squinted through the draping green leaves, searching for flashes of black and orange — the ...

Each fall, millions of monarch butterflies fly across Texas skies on their 3,000-mile journey to the mountains of central Mexico. The state’s position in the center of the migratory route makes it ...

MISSION, Texas (Border Report) — Wearing dark sunglasses, long sleeves and a wide-brimmed hat, Florida retiree Linda Cooper came prepared to gaze at butterflies in 90-degree weather Thursday at the ...