From over 100,000 films, discover the handful you'll love.
Free or premium access to the world's largest documentary library.
71 films(Page 2 of 2)
Dark matter, which constitutes five times more of the universe than ordinary matter, remains undetected despite its significant gravitational influence on visible matter.
Dark matter, which makes up about 80% of the universe's mass, is examined for its potential connection to black holes and their gravitational effects.
Over 100 million pinewood derby cars have been built by children and their parents in the last 60 years.
A gathering of the best magicians in Mexico takes place at the 10th annual Dino's Magic Convention in Mexico City, featuring a variety of acts and illusions.
Ninety-five percent of the universe is thought to be dark energy and dark matter, which do not emit light and remain largely unseen.
Black holes pose extreme dangers due to their intense gravitational forces, leading to two popular theories on how they would kill an unsuspecting victim.
PBS Member Stations rely on support to explain black holes and gravity's role in them.
Scientists map the moon's gravity patterns and study Saturn and Mars in Cosmic Vistas.
Joe Tidy explains India's budget-friendly mission to Mars, costing less than 'Gravity.'
A 42 mph wind caused the Tacoma Narrows Bridge to collapse in 1940, illustrating the concept of resonance in everyday life.
979 meters is the height of Angel Falls in Venezuela, the site of an attempt to break the world record for kayaking down the highest waterfall.
Scientists confirm space-time is smooth, supporting Einstein's predictions about gravity.
Black holes form when stars collapse or merge, leading to immense gravitational forces that challenge current astrophysical understanding.
Maut ka kuan, or the Well of Death, is a northern Indian carnival stunt where drivers execute high-speed maneuvers inside a vertical wooden barrel.
To reach escape velocity, a rocket must travel at 40,000 kilometers per hour, significantly faster than the 28,000 kilometers per hour needed for orbit.
Skaters tackle a 16ft pipe, emphasizing safety helmets and the thrill of the challenge.
The event horizon defines a black hole, trapping information and causing spaghettification.
Astronomers have identified supermassive black holes at the centers of giant galaxies, which exert immense gravitational forces on their surroundings.
Three films are ranked by critics Peter Bradshaw and Katherine Sha as the best of 2013, including "Gravity" and "Behind the Candelabra."
A black hole forms when a large star dies in a supernova explosion, which can be as bright as a billion billion suns.
Gravity is proposed as an entropic byproduct rather than a fundamental force, challenging traditional views on its role in the universe's structure.
Humans living on Mars may undergo evolutionary changes, potentially leading to a new species within just a few generations.
The average human lifespan has increased to 65 years, up from just 20 years during the Stone Age, amid rapid changes in the environment.
