GRAND JUNCTION, Colo. – Two rare cactus plants found at a western Colorado construction site have disappeared, and authorities aren’t sure what happened. The Colorado hookless cactus plants were ...

A rare tree cactus that grew for decades hidden by a tangle of mangrove trees on Florida's Key Largo has lost its battle with rising sea levels and other pressures. It's now considered locally extinct ...

As out-of-control heat cooks our planet, shattering temperature records for the last 13 consecutive months, it melts polar ice and raises sea levels. Most people are familiar with how this works, but ...

A super-rare Amazonian cactus has flowered for what experts believe is the first time ever in the UK - but it has already started to wither. The tropical Moonflower, or Selenicereus wittii, is usually ...

An El Paso man pleaded guilty in connection with a West Texas ring that was smuggling thousands of rare living rock cactuses to collectors in Europe and Asia. The living rock cactus, a protected ...

A large population of one of the world’s rarest plants has been discovered at Biscayne National Park, which encompasses islands, shorelines and reefs in southern Biscayne Bay. The semaphore ...

GRAND JUNCTION, Colo.—Two rare cactus plants found at a western Colorado construction site have disappeared, and authorities aren’t sure what happened. The Colorado hookless cactus plants were ...