A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

From black ops and bizarre experiments to deadly cover-ups and nefarious gadgets, David Duchovny pulls the curtain back on all the government secrets in modern history we always suspected, but were never given the answers to.

Each episode opens up a cabinet of curiosities to reveal the strangest-but-true stories in human history, brought to life through dynamic recreation, compelling graphics, and arresting archival. From Boston’s Great Molasses Flood to a man who survived being struck by lightning not once, not twice, but SEVEN times, these seemingly tall tales all actually happened, and our cast of experts dives into the historical record to tell you how and why.

Bill Nye explores science and its impact on politics, society and pop culture. Each episode tackles a topic from a scientific point of view, dispelling myths, and refuting anti-scientific claims that may be espoused by politicians, religious leaders or titans of industry.

Life After People is a television series on which scientists, structural engineers, and other experts speculate about what might become of Earth should humanity instantly disappear. The featured experts also talk about the impact of human extinction on the environment, and the vestiges of civilization thus left behind.

From dangerous explosives and deadly curses that put everyday people at risk, to treasures found in the unlikeliest of ways, each episode digs into the people, the places and historical significance of these discoveries. And sometimes just being in the right place at the right time can make history…because nothing stays hidden forever.

Hosted by the iconic Henry Winkler, each 60-minute episode of this nostalgia-drenched series tells the stories of the things we did—for fun, for money, or out of plain boredom—that you can’t do anymore. Pastimes, practices, and products that were once allowed—even encouraged—which you will never see again in modern America.

Reveals worlds never seen before; stunning CGI animation peels back the layers, revealing alien landscapes of fragile lava caves, roiling plasma seas, cosmic platinum mines, and the hungry black hole at the center of our galaxy – cosmological wonders that play a surprising role defining our place in the universe.

With an eye for the unique and a passion for historic collectibles, Mike guides viewers through surprising new details about bizarre artifacts and rare collectibles. Bringing history to life one pick at time, the series reveals the secrets and significance of elusive finds, while telling the incredible backstories.

The stories of astonishing places, people and events throughout history that have killed in the most spectacular ways. Each episode reveals the strange truths behind the world's most prolific and powerful killers: from criminals, tyrants and natural disasters to the deadliest weapons, battles - or even islands.

Two brilliant physicists of our day, Albert Einstein and Stephen Hawking have each defined humanity's understanding of the universe but their beliefs on how it works do not always align. Through the use of CGI and voice synthesizing technology we bring the two geniuses back to life and together for the very first time.

In this special edition series of The Proof Is Out There, journalist Tony Harris will present compelling evidence of UFO sightings from around the globe. Are these videos proof that aliens exist? Tony and a team of experts will analyze the evidence and render a verdict.

Scientists and sci-fi writers explore a hypothetical first-contact event between aliens and humans.

The viewers are faced with survival dilemmas. Each answer is scientifically explained.

How To Survive the End of the World examines terrifying and scientifically plausible doomsday scenarios by exploring distinct, world-threatening events and the methods by which humanity would fight to survive against grim odds.

Hosted by Josh Gates, a live panel of experts unpacks and weighs in on the long-awaited Department of Defense and Office of the Director of National Intelligence report about Unidentified Flying Objects, recently released to Congress.

The Rover Arrives features some of the most incredible moments from the landing, including the first images that will be beamed back from Mars. Providing commentary for the special is Mark Rober, who worked on earlier Mars Curiosity rover mission at JPL and has since developed a huge following on YouTube, and NASA expert Ken Williford, who serves as the Deputy Project Scientist for the NASA Mars 2020 mission as well as the director of the JPL’s abcLab. Also streaming Thursday on discovery+ is NASA Mars Landing: Inside the Mission, which gives viewers an in-depth look at the Mars Perseverance Rover.

Discover the story of humanity and space exploration as witnessed in the interrelated events of 1968 and 2020.

How Stockton Rush's deadly dive to the fabled Titanic wreckage in the Titan submersible became a cautionary tale about the risks of innovation.

BLACK SUNS: AN ASTROPHYSICS ADVENTURE is a documentary about chasing eclipses and science dreams. It chronicles the lives of two globetrotting African American astrophysicists, Dr. Alphonse Sterling and Dr. Hakeem Oluseyi, as they follow the two solar eclipses that occurred in 2012. Dr. Alphonse Sterling of NASA, stationed in Japan, had early success in the US, but left his home country to further cultivate his wide-ranging interests. Dr. Hakeem Oluseyi of the Florida Institute of Technology, is a scientist who beat the odds of poverty, and a poor early education, to get where he is today. The film is hosted by award-winning cultural astronomer Dr. Jarita Holbrook.