Watch cielo Soap2day. The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens above the Andes and the Atacama Desert in northern Chile, where she alights on the desert- and mountain-dwelling astronomers, fishermen, miners, and cowboys who live their lives with reverence and awe for the skies.
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In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...
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Although the mountain volcano Mauna Kea last erupted around 4,000 years ago, it is still hot today, the center of a burning controversy over whether...
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Man has always sought to seek further afield. After the seafaring explorers of the 16th century, 21st century cosmologists today navigate more...
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How's it all gonna end? This experience takes us on a journey to the end of time, trillions of years into the future, to discover what the fate of...
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This series also covers the essential concepts of astronomy: gravity, the light spectrum, Earth's magnetic field, the solar system, the sun, Kepler's...
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Since it explored Pluto in 2015, the New Horizons spacecraft has been zooming toward NASA's most distant target yet. Join the mission team as the...
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In Chile's Atacama Desert, astronomers peer deep into the cosmos in search for answers concerning the origins of life. Nearby, a group of women sift...
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A team of international scientists attempt to document the first-ever image of a black hole.
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CERN and the University of California-Santa Barbara are collaborating in the search for the elusive substance that physicists and astronomers believe...
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Photo sequence of the rare transit of Venus over the face of the Sun, one of the first chronophotographic sequences. In 1873, P.J.C. Janssen, or...
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Faced with the risk of collision with the Earth, space agencies are refining their observations on the course of asteroids in our galaxy. A...