The world's oceans are changing, with rising temperatures and different salinity levels. Submarine warfare could be directly affected, and it could be harder to detect the vessels in some areas.

At least six Russian tourists, two of them children, died when an Egyptian commercial submarine carrying 50 people sank in the Red Sea near the resort city of Hurghada. The Red Sea Governorate ...

Several people have been killed or injured after *** tourist submarine crashed off the coast of the city of Hurgada on the Red Sea in Egypt. The crash occurring at about 10 a.m. local time ...

CAIRO — A recreational submarine taking 45 tourists on an underwater cruise of coral reefs in the Red Sea sank off the Egyptian resort town of Hurghada on Thursday, leaving six Russians dead ...

March 27 (Reuters) - President Vladimir Putinon Thursday launched a nuclear-powered submarine equipped with hypersonic Zircon missiles capable of travelling at several times the speed of sound.

Two children are among the six people killed after a tourist submarine carrying 45 people sank in the Red Sea off the coast of Egypt. A major rescue operation was launched this morning after the ...

(CNN) — Six people were killed and dozens more were rescued from Red Sea waters on Thursday after a tourist submarine sank near the Egyptian resort city of Hurghada, according to the Russian ...

Fair enough. But a new NATO study illustrates how closely the two are linked. A submarine must remain undetected, eluding hydrophones towed by ships, dropped from planes and strung along the seabed.

Earlier this week a report emerged suggesting actress Sydney Sweeney removed a photo with fiance Jonathan Davino from her Instagram account. The couple, who got engaged three years ago, were set ...

CAIRO (AP) — A tourist submarine taking dozens of people, mainly Russians, to see the Red Sea's coral reefs sank off the Egyptian resort town of Hurghada, leaving six people dead and others ...

CAIRO (AP) — Six people died and nine others were injured after a tourist submarine sank in the popular Egyptian Red Sea destination of Hurghada, two municipal officials said Thursday.