The Titanic's First Explorer

After sinking, the RMS Titanic lay undisturbed beneath 12,000 feet of freezing North Atlantic water for years, but in 1985 its watery tomb was finally breached by another marquee vessel—the crown prince of HOVs. » 4/15/12 3:00pm 4/15/12 3:00pm

The Complete Visual Guide to Deep-Sea Vehicles

Most of the Earth's surface is underwater, where our lungs and fragile bodies can't take us. Here are the manned and robotic vehicles designed to withstand the extremes of cold and pressure so we can explore it. » 6/11/10 3:00pm 6/11/10 3:00pm