Watch A Year in Space Full Movie Online. Follow astronaut Scott Kelly's 12-month mission on the International Space Station, from launch to landing, as NASA charts the effects of long-duration spaceflight by comparing him to his identical twin on Earth, astronaut Mark Kelly.
7.82019HD
A look at the Apollo 11 mission to land on the moon led by commander Neil Armstrong and pilot Buzz Aldrin.
102016HD
Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy weather experienced on other planets.
6.72021HD
Nichelle Nichols' daunting task to launch a national blitz for NASA, recruiting 8,000 of the nation's best and brightest, including the trailblazing...
02014HD
Earthquakes, tsunamis, volcanic eruptions, and extreme weather. Has Earth always been this way? Featuring footage of top geologic hot spots on every...
6.31975HD
Orson Welles — with contributions from scientists George Wald, Carl Sagan, and others — examines the possibility and implications of...
6.92006HD
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.
6.82018HD
450 kilometers from the Earth, during these six months when the world seems to be moving into the unknown, a dialogue is woven between the astronaut...
102014HD
Six young women programmed the world's first all-electronic programmable computer, ENIAC, as part of a secret US WWII project. They changed the...
5.52013HD
01995HD
During the 1995 Summer Institute at The Geometry Center, a team of undergraduates, middle and high school mathematics teachers and Center staff...
01937HD
Raising angora rabbits for wool; new marine navigation and safety technology; kitchen gadgets; developing new rose varieties.
62014HD
Professor Alice Roberts joins entomologist Tim Cockerill in a house filled with hundreds of spiders in a one-off documentary revealing the secret...