In a massive 1999 naval exercise, the Dutch diesel-electric submarine HNLMS Walrus, playing the role of an adversary, achieved a stunning simulated victory against a U.S. aircraft carrier strike group ...

Now, Franck Goddio, the French underwater archaeologist who rediscovered Thonis-Heracleion, says the 82-foot-long (25-meter-long) military ship was discovered in the major canal that flowed along the ...