China's FAST (Five-hundred-meter Aperture Spherical Telescope) can detect radio signals emitted tens of thousands of light-years away, and engineers have faced unprecedented challenges in constructing a giant radio receptor nestled amid mountains. From novel technological innovations to architectural challenges, we follow every step that gave birth to the biggest radio telescope ever constructed.

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the...

What forms might life take in the Solar System and beyond? In the Academy's newest original planetar...

The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens abov...

Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied rec...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in ...

The sun is the miracle that makes everything possible - but also the greatest danger. For the first ...

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - a...

An incredible travel through space and time between the walls of the Paris Observatory, which is cel...

214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the im...

Documentary which uses the latest, most detailed imagery to reveal the monthly life cycle of the moo...

Photo sequence of the rare transit of Venus over the face of the Sun, one of the first chronophotogr...

In Chile's Atacama Desert, astronomers peer deep into the cosmos in search for answers concerning th...
In our terrestrial view of things, the speed of light seems incredibly fast. But as soon as you view...

The ancients hid the secrets of their incredible knowledge of astronomy in their temples and palaces...

Orson Welles — with contributions from scientists George Wald, Carl Sagan, and others — examines the...

Stunning slow-motion and timelapse cinematography of the landscapes, people and wildlife of the Amer...

Four exceptional astronomers celebrate 50 years of work and friendship on a return road trip in the ...