CO₂ poisoning became the invisible killer inside the Sea Link. A failed fan, a faulty backup, and plunging temperatures meant the chemical meant to absorb CO₂ simply stopped working. With emergency ...

Here’s what you'll learn when you read this story: Greece’s Ministry of Culture approved a tricky diving mission that allowed the recovery of select artifacts from the sunken Britannic, the sister ...

Oct. 6 (UPI) --Sir Ernest Shackleton's polar ship, Endurance, was considered to be the strongest of its time but the vessel had significant structural weaknesses that caused its demise -- and an ...

Here’s what you'll learn when you read this story: The location of the wreck—about 45 miles southeast of Athens in the Aegean Sea—in deep and tumultuous waters have made the site’s exploration tricky, ...