In 1903, Carnegie Science established the Desert Botanical Laboratory in Tucson, Arizona—a boundary-pushing interdisciplinary ... and the magnificent saguaro cactus, which would soon be officially ...

Saguaro cactuses tower over Arizona's desert landscape, each year inching higher and higher for hundreds of years as they watch time pass. While they can grow to unique heights, one cactus holds ...

The iconic Saguaro cactus is struggling as heat and drought intensify in Arizona. With record-setting summers in 2020, 2023 and 2024, scientists at the Desert Botanical Garden are noticing unusual ...

Saguaro cactuses tower over Arizona's desert landscape ... While they can grow to unique heights, one cactus holds the world record for being the tallest ever recorded. Here's what to know ...