The BEST episodes written by Steven Soter

The Edge of Forever
star
9.13
332 votes

#1 - The Edge of Forever

Cosmos - Season 1 - Episode 10

Dr. Sagan leads us on some awesome trips — to a time when galaxies were beginning to form, to India to explore the infinite cycles of Hindu cosmology, and to show how humans of this century discovered the expanding universe and its origin in the big bang. He disappears down a black hole and reappears in New Mexico to show us an array of 17 telescopes probing the farthest reaches of space.

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Unafraid of the Dark
star
8.77
1006 votes

#2 - Unafraid of the Dark

Cosmos (2014) - Season 1 - Episode 13

The Ship of the Imagination makes a final journey to explore one of the biggest mysteries of the universe: dark energy. Meet one of science's greatest unsung heroes, Fritz Zwicky, whose prediction of supernovas paved the way for our larger understanding of dark energy, the unknown force in the universe that overwhelms gravity on the grandest scale. On our final voyage, discover the romantic message embedded in Voyager's Interstellar Golden Record and contemplate the spiritual experience of life on Earth as our cosmic journey concludes with Carl Sagan's unforgettable meditation, The Pale Blue Dot.

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Journeys in Space and Time
star
8.76
377 votes

#3 - Journeys in Space and Time

Cosmos - Season 1 - Episode 8

A voyage to see how star patterns change over millions of years is followed by a journey to the planets of other stars, and a look at the possibility of time travel. This takes us to Italy, where a young Albert Einstein first wondered what it would be like to ride on a beam of light.

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Harmony of the Worlds
star
8.67
516 votes

#4 - Harmony of the Worlds

Cosmos - Season 1 - Episode 3

This episode is a historical re-creation of the life of Johannes Kepler, the last scientific astrologer, the first modern astronomer and the author of the first science fiction novel. Kepler provided the insight into how the moon and the planets move in their orbits and ultimately how to journey to them. It's also a story about the scientific process of discovery, and how the search for truth is never easy but always worthwhile.

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The Electric Boy
star
8.61
1042 votes

#5 - The Electric Boy

Cosmos (2014) - Season 1 - Episode 10

Travel to 19th century England and meet Michael Faraday, a child of poverty who grew up to invent the motor and the generator. His ideas about electricity and discovery of magnetic fields changed the world and paved the way for future scientists to make giant strides in the world of high technology and instantaneous communication

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One Voice in the Cosmic Fugue
star
8.56
572 votes

#6 - One Voice in the Cosmic Fugue

Cosmos - Season 1 - Episode 2

Dr. Sagan's cosmic calendar makes the history of the universe understandable and frames the origin of the Earth and the evolution of life. We see the evolutionary process unfold, from microbes to humans. Our understanding of how life developed on Earth enables us to venture to other worlds for imaginative speculations on what forms life might take elsewhere.

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The Backbone of Night
star
8.55
323 votes

#7 - The Backbone of Night

Cosmos - Season 1 - Episode 7

Humans once thought the stars were campfires in the sky and the Milky Way "the backbone of night." In this fascinating segment Dr. Sagan takes us back to ancient Greece, when the basic question "what are the stars?" was first asked. He visits the Brooklyn elementary school of his childhood, where this same question is still on students' minds.

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Standing Up in the Milky Way
star
8.55
2563 votes

#8 - Standing Up in the Milky Way

Cosmos (2014) - Season 1 - Episode 1

The Ship of the Imagination, unfettered by ordinary limits on speed and size, drawn by the music of cosmic harmonies, can take us anywhere in space and time. It has been idling for more than three decades, and yet it has never been overtaken. Its global legacy remains vibrant. Now, it's time once again to set sail for the stars.

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Hiding in the Light
star
8.52
1364 votes

#9 - Hiding in the Light

Cosmos (2014) - Season 1 - Episode 5

The Ship of the Imagination travels back in time to reveal 11th century Europe and North Africa during the golden age of Islam, when brilliant physicist Ibn al-Haytham discovered the scientific method and first understood how we see, and how light travels. Later, William Herschel discovers the infrared and the signature hidden in the light of every star, eventually unlocking one of the keys to the cosmos.

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Travellers' Tales
star
8.51
300 votes

#10 - Travellers' Tales

Cosmos - Season 1 - Episode 6

Dr. Sagan compares the exhilaration of 17th-century Dutch explorers who ventured in sailing ships halfway around our planet in their quest for wealth and knowledge to an inside view of the excitement around Voyager's expeditions to Jupiter and Saturn. The newly acquired treasures of our present golden age of exploration are the focus of this episode.

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The World Set Free
star
8.49
930 votes

#11 - The World Set Free

Cosmos (2014) - Season 1 - Episode 12

The Ship of the Imagination travels to our near neighbor Venus, where we begin our journey to discover the long history of global warming and the greenhouse effect. Later, explore the detrimental effects of climate change and trace the magnitude of our impact on the Earth’s atmosphere. However, with knowledge, technology and science within our grasp, imagine a hopeful future where we dedicate our efforts to taking care of our home, Planet Earth.

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A Sky Full of Ghosts
star
8.49
1462 votes

#12 - A Sky Full of Ghosts

Cosmos (2014) - Season 1 - Episode 4

An exploration of how light, time and gravity combine to distort our perceptions of the universe. We eavesdrop on a series of walks along a beach on summer nights in the year 1809. William Herschel, whose many discoveries include the insight that telescopes are time machines, tells bedtime stories to his young son, John, who will grow up to make some rather profound discoveries of his own.

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When Knowledge Conquered Fear
star
8.49
1577 votes

#13 - When Knowledge Conquered Fear

Cosmos (2014) - Season 1 - Episode 3

There was a time, not so long ago, when natural events could only be understood as gestures of divine displeasure. We will witness the moment that all changed, but first--The Ship of the Imagination is in the brooding, frigid realm of the Oort Cloud, where a trillion comets wait. Our Ship takes us on a hair-raising ride, chasing a single comet through its million-year plunge towards the Sun.

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The Shores of the Cosmic Ocean
star
8.47
850 votes

#14 - The Shores of the Cosmic Ocean

Cosmos - Season 1 - Episode 1

At the beginning of this cosmic journey across space and time, Dr. Carl Sagan takes us to the edge of the universe aboard a spaceship of the imagination. Through beautiful special effects, we witness quasars, exploding galaxies, star clusters, supernovas and pulsars. Returning to our solar system, we enter a re-creation of the Alexandrian Library, the seat of learning on Earth 2,000 years ago.

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Sisters of the Sun
star
8.46
1096 votes

#15 - Sisters of the Sun

Cosmos (2014) - Season 1 - Episode 8

Discover the remarkable story of Annie Jump Cannon and Cecilia Payne, two incredible women who challenged conventional wisdom and uncovered the real-life story of the stars. Cannon led a group of astronomers in the early 20th century to catalogue the spectral characters of stars, and two decades later Payne joined forces with Cannon to analyze the data and uncover the chemical compositions of the stars. Later, travel on the Ship of the Imagination to explore the lives and deaths of stars and visit the planet of a star orbiting a globular cluster.

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The Immortals
star
8.45
999 votes

#16 - The Immortals

Cosmos (2014) - Season 1 - Episode 11

The Ship of the Imagination travels across the cosmos to discover the possibility of beings that live forever and explain why other civilizations perish. Then, visit the Cosmic Calendar of the Future and contemplate what lies ahead with a hopeful vision.

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Some of the Things that Molecules Do
star
8.44
1902 votes

#17 - Some of the Things that Molecules Do

Cosmos (2014) - Season 1 - Episode 2

Host Neil deGrasse Tyson is on a voyage to explore the relatedness of all livings things and the possible evolution of life in the cosmos. Go on a journey to discover how artificial selection turned the wolf into canine breeds and how natural selection sculpted the complex human eye. Later, Tyson visits the grand Hall of Extinction, a monument to all the broken branches on the tree of life. Retrace the story of life on Earth and the unbroken thread that stretches from the first one-celled organisms to human life.

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The Lost Worlds of Planet Earth
star
8.38
1066 votes

#18 - The Lost Worlds of Planet Earth

Cosmos (2014) - Season 1 - Episode 9

The Ship of the Imagination embarks on a journey through space and time to grasp how the autobiography of the Earth is written in its atoms, its oceans, its continents and all living things. Later, American geologist Marie Tharp creates the first true map of Earth’s ocean floor, and discovers microscopic life that exists deep beneath the ocean

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The Clean Room
star
8.36
1173 votes

#19 - The Clean Room

Cosmos (2014) - Season 1 - Episode 7

To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery—calculating Earth's age of 4.5 billion years. But Patterson's groundbreaking discoveries were just beginning. Patterson made it his mission to draw public attention to the detrimental effects of lead in the environment and dedicated his career to fighting against the petroleum and chemical industry, eventually achieving public health's biggest victory of the 20th century.

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Deeper, Deeper, Deeper Still
star
8.33
1231 votes

#20 - Deeper, Deeper, Deeper Still

Cosmos (2014) - Season 1 - Episode 6

The Ship of the Imagination ventures on an epic voyage to the bottom of a dewdrop to explore the universe on the smallest scale and observe exotic life forms invisible to the naked eye. Then, host Neil deGrasse Tyson explains the neural network in our brains which determine our sense of smell and memory, and later, he travels deep beneath the surface of the Earth to discover the most mysterious particle we know.

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A Tale of Two Atoms
star
7.93
206 votes

#21 - A Tale of Two Atoms

Cosmos (2014) - Season 2 - Episode 10

How a deadly embrace between science and state altered the fate of the world, and a gripping cautionary tale of mass casualty and unlikely survival.

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