New tech is revealing secrets from America’s past, including Nazi-funded election tampering, a big-budget KKK movie, George Washington’s first love, and more.
S2 E1 - Hitler’s US Election Plot
S2 E2 - The Klan Makes a Movie
S2 E3 - Madam President
S2 E4 - Vampires in America
S2 E5 - Southern Women Union Spies
S2 E6 - George Washington's Secret Love
NOVA: Last B-24 In 1944 a smoking, battle-scarred B-24 Liberator bomber known as the Tulsamerican crashed into the choppy seas off the coast of Croatia, entombing three of its occupants under 135 feet of water. For years they were lost to the world - and their families. But in 2010, nearly seventy years after the crash, the Department of Defense located the plane. And in 2017, ...
The Kings Island 20th Anniversary Special Starring Jason Priestley was shot on location with a fifty-five person crew and over 450 extras. A firsthand look at the park's history. Ride along as Jason and the gang takes you on five of the top roller coasters in the country and get an inside view of many of the park's best attractions.
本片讲述阿波罗登月背后鲜为人知的故事。特别是道出了美国停止月球探索的各种原因。
“水星”计划是美国1958年开始实施的第一个载人航天计划。鉴于当时与苏联竞争紧迫形势,该计划的基本指导思想是尽可能利用已经掌握的技术和成果,以最快的速度和简单可靠的方式抢先把人送上天。但事实上,当苏联于1961年4月12日把航天员加加林送上天成功地完成轨道飞行时,“水星”飞船尚处于无人试验阶段,直到1962年才进行首次载人轨道飞行。“水星”计划于1963年结束,共完成25次飞行试验,其中包括4次动物飞行,2次载人弹道飞行,4次载人轨道飞行,耗资约4亿美元。
美国通过“水星”计划证明人能够在空间环境中生存和有效地驾驶飞船,也取得了载人飞船设计的初步经验。但是在这一回合的载人航天竞争中输给了苏联,突出表现为载人上天的时间落后于苏联,航天运载能力也处于劣势。为改变这种局面,经美...
National Geographic: Pearl Harbor - Legacy of Attack is an historical documentary that features the events surrounding the Japanese attack on Pearl Harbor. Come along with Titanic discoverer Robert Ballard for an underwater look at the wreckage of a Japanese midget submarine that was sunk by an American destroyer, as well as sections of the battleship Arizona that have not been...
National Geographic 频道制作的电视电影。讲述可能是现代人类在智人(homo sapiens)和尼安特人(Homo neanderthalensis)之外的第三个古人类祖先,在西伯利亚的发现及其引发的相关科学研究。
The Japanese attack on Pearl Harbor included five midget submarines. Four of the submarines failed in their mission being destroyed or captured. Nova follows the investigation of a mysterious ship wreck to determine if it is the fifth submarine, if it
Apollo astronauts and engineers tell the inside story of the first manned mission to the moon.