A series of satellite images shows the short lifespan of a “ghost island” that vanished pretty quickly in the Caspian Sea after emerging. It disappeared due to an underwater volcano that blew its top.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Anzhela Kolentsionok via Getty Images A mud volcano has roared to life in front of a ...

In the heart of the Caspian Sea, off the coast of Azerbaijan, a mud volcano briefly birthed a mysterious island, only for the sea to reclaim it, leaving scientists captivated. Grandfather, 3-month-old ...