Tidal
The power of the ocean's tides is the last great untapped energy source on Earth. Teams of engineers race to perfect the technology to harness the vast flows of water.
The power of the ocean's tides is the last great untapped energy source on Earth. Teams of engineers race to perfect the technology to harness the vast flows of water.
Showing1to20of955results
Since the 2nd millennium BC, ships have been used for trade, exploration, piracy, and transporting troops, with formal navies appearing from the 6th and 7th centuries.
Tanks were invented as an extension of armory to protect soldiers from enemy fire, but as personal armor became too heavy, tanks became globally accepted in warfare.
Since the earliest civilizations in Assyria, Egypt and Greece, man has erected forts, barricades and battlements to protect his personal property.
Artillery has a long and distinguished history going back to the dawn of gunpowder. Witness the destructive power of the first 280mm Howitzer and other heavy artillery.
After firearms evolved from a rifle to a shotgun, Walter Hunt developed the concept of a "magazine" for easier loading of semi-automatic and automatic weapons.
Through centuries of armed conflict, weapons have evolved from arrows to swords to gunpowder. Recent advances in weaponry have been both awe-inspiring and frightening.
Despite recent attempts to stop nuclear proliferation, countries such as North Korea, China and Pakistan continue to develop their own nuclear missiles.
Originally inspired by Da Vinci's "aerial screw" design, the helicopter has become a versatile war machine used for combat, troop transport and airlifting the wounded.
Since the earliest civilizations in Assyria, Egypt and Greece, man has erected forts, barricades and battlements to protect his personal property.
Artillery has a long and distinguished history going back to the dawn of gunpowder. Witness the destructive power of the first 280mm Howitzer and other heavy artillery.
After firearms evolved from a rifle to a shotgun, Walter Hunt developed the concept of a "magazine" for easier loading of semi-automatic and automatic weapons.
Through centuries of armed conflict, weapons have evolved from arrows to swords to gunpowder. Recent advances in weaponry have been both awe-inspiring and frightening.
December 7th, 1941 - a day that altered human history. Relive the attack on Pearl Harbor through survivor interviews and new underwater imagery of the USS Arizona.
The USS Arizona is more than a memorial to America's past - it is a scientific treasure with immense value due to the marine environment which formed around it.
A team of maritime archaeologists descends 700 feet off the coast of North Carolina in search of the U-576, a German submarine that went down in a historic 1942 battle, possibly trapping 45 Nazi sailors inside.
Decades on, Navy SEALs search for their combat interpreter, Nguyen Hoang Minh. Their reunion, captured through archival footage, reveals unbreakable loyalty.
This film tells the story of six Australian Army nurses who served in a field hospital in Vietnam between the years 1962 and 1972.
A Japanese balloon bomb, U-boat sightings and eerie sea phenomena make this one of the strangest chapters in wartime naval history.
Shot down over Nazi territory, Jewish-American pilot Bruce Sundlun fights to survive and resist in one of WWII's most daring escape stories.
December 7th, 1941 - a day that altered human history. Relive the attack on Pearl Harbor through survivor interviews and new underwater imagery of the USS Arizona.
Showing1to20of955results