You can do so through elite ship design plans that you can find at various underwater wrecks and caves. These plans will do wonders for the Jackdaw, and range from new weapons to various stat ...

With their discovery of the opening, the divers had proved that the two caves were really one, now called simply Sac Actun. At the time, that made it the largest known underwater cave in the world, ...

Archaeological surveys led by scientists at Washington University in St. Louis suggest that coastal and underwater cave sites in southern ... how Odysseus sailed his ship past the mythical sea ...

Archaeological surveys led by scientists at Washington University in St. Louis suggest that coastal and underwater cave sites ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. A mile and a half beneath the ocean’s surface, the ...

But there is hope, says Thymann, and documenting this dense habitat of underwater caves may be the first step in protecting the manatees that live there. Receive a weekly dose of discovery in your ...

Take a deep breath and dive below the surface with cave-diving experts and scientists in the video above. Find out what it takes to plunge into the dark and mysterious world of underwater caves. Caves ...

Underwater caves off the coast of Sicily offer new clues about the island’s first human inhabitants. They may have arrived by sea, not by land, as previously assumed. Sicily is one of the ...

Malta is a hidden gem in the Mediterranean, offering incredible wreck diving and clear waters. The country’s dive sites ...

When it came to "Thirteen Lives" (2022), shooting in water tanks was much safer than in real underwater caves. But when building the cave sets, the film's production designer had to forgo foam and ...

A mile and a half beneath the ocean’s surface, the seafloor seems nearly as alien as the surfaces of other planets. Deep-sea volcanic ridges, formed by the collisions of tectonic plates, create ...