Few people noticed the secret codewords used by our astronauts to describe the moon. Until now, few knew about the strange moving lights they reported. George H. Leonard, former NASA scientist, fought through the official veil of secrecy and studied thousands of NASA photographs, spoke candidly with dozens of NASA officials, and listened to hours and hours of astronauts' tapes.

Stunning new archaeological discoveries in North America together with new genetic evidence have launched a revolution in our understanding of the remote past of our species and of the origins of civilization. Graham Hancock, the internationally best-selling author has been overwhelmingly vindicated by recent discoveries. America Before: The Key to Earth's Lost Civilization is a mind-dilating exploration of the mystery of ancient civilizations, amazing archaeological discoveries, and profound implications for how we lead our lives today.

Skinwalkers at the Pentagon unmasks the massive scope of the Pentagon’s landmark UFO study that ran from the Defense Intelligence Agency in Washington, DC. The Advanced Aerospace Weapon System Applications Program or AAWSAP investigated the “Tic Tac” and other “nuts and bolts” UFO events, analyzed intrusions of UFOs onto US military bases, as well as probed the plethora of bizarre phenomena that government investigators encountered on Skinwalker Ranch.

Are the biblical stories of angels in the Old Testament being witnessed today? Are UFOs messengers from God? Chris Bledsoe, a deeply religious family man and successful business owner from North Carolina was on the verge of the unthinkable after losing everything in the 2007 financial crisis and suffering from a debilitating chronic disease. Fishing along the banks of the Cape Fear River with three co-workers and his teenage son, he walks away from the group and cries out to God in a desperate prayer for help.

In the classic Our Haunted Planet, John A. Keel brings into chilling focus strange truths about the Earth and its mysterious inhabitants. Could an unseen, prehuman race have taken careful measures to remain hidden from surface dwellers? Are they still watching us from their secret hiding places, manipulating and misleading us, using us for their own entertainment, and controlling our actions?

Today's mission: Challenge your knowledge of planets, comets, stars, and more with this exciting quiz. The three-book series is now all in one! If you're looking for a fun, engaging way to challenge your knowledge of outer space, then you need this fact-filled trivia book! You can quiz friends and family during a galactic trivia night. If a question stumps you, we include the answer and multiple facts with every quiz so you can also brush up on your knowledge.

When this work was first published in 1970, it shredded the then-trendy nuts-and-bolts extraterrestrial hypothesis for UFOs in favor of one that linked UFOs to a variety of paranormal and supernatural phenomena that have taken place throughout history. Keel was one of the first to note that the UFO phenomenon appears in different disguises - and that one could not begin to decipher this great mystery without first taking into account its many and varied deliberate deceptions.

Cosmos is one of the bestselling science books of all time. In clear-eyed prose, Sagan reveals a jewel-like blue world inhabited by a life form that is just beginning to discover its own identity and to venture into the vast ocean of space.

Award-winning investigative journalist Ross Coulthart has been intrigued by UFOs since mysterious glowing lights were reported near New Zealand's Kaikoura mountains when he was a teenager. The 1978 sighting is just one of thousands since the 1940s, and yet research into UFOs is still seen as the realm of crackpots and conspiracy theorists.

Communion is the iconic classic in which Whitley Strieber describes his 1985 close encounter experiences. This book, which fundamentally changed the way we understand close encounters and alien abductions, is presented here with a new introduction by the author. Do not miss this great classic and the powerful introduction that explores the situation as it stands today—even more provocative and important now, as official sources are admitting that UFOs are real unknowns and that they seem to have something to do with close encounters.

Graham Hancock's multi-million bestseller Fingerprints of the Gods remains an astonishing, deeply controversial, wide-ranging investigation of the mysteries of our past and the evidence for Earth's lost civilization. Twenty years on, Hancock returns with the sequel to his seminal work filled with completely new scientific and archaeological evidence, which has only recently come to light.

Erich von Däniken's Chariots of the Gods is a work of monumental importance---the first book to introduce the shocking theory that ancient Earth was visited by aliens. This world-famous best seller has withstood the test of time, inspiring countless books and films, including the author's own popular sequel, The Eye of the Sphinx.

The Complete Guide to Mysterious Beings is a comprehensive encyclopedia of the unexplained, with incredible eyewitness accounts of strange creatures from around the globe.

In Cosmos, the late astronomer Carl Sagan cast his gaze over the magnificent mystery of the Universe and made it accessible to millions of people around the world. Now in this stunning sequel, Carl Sagan completes his revolutionary journey through space and time.

John Keel's Strange Creatures From Time and Space, originally published in 1970 with artwork by Frank Frazetta, is a comprehensive encyclopedia of monsters from around the world, including: Fantastic flying saucer occupants; True psychic phenomena; Phantom killers of people and livestock; The full story of West Virginia's man-bird, "Mothman"; The elusive "Bigfoot", Sasquatch, and Yeti; Giants of Minnesota and the Appalachians; Sea serpents and lake creatures; Vampires and werewolves.

Graham Hancock's multi-million bestseller Fingerprints of the Gods remains an astonishing, deeply controversial, wide-ranging investigation of the mysteries of our past and the evidence for Earth's lost civilization. Twenty years on, Hancock returns with the sequel to his seminal work filled with completely new scientific and archaeological evidence, which has only recently come to light.

Popular Lost Cities author David Hatcher Childress takes us into the amazing world of ancient technology, from computers in antiquity to the flying machines of the gods. Childress looks at the technology that was allegedly used in Atlantis and the theory that the Great Pyramid of Egypt was originally a gigantic power station. He examines tales of ancient flight and the technology that it involved; how the ancients used electricity; megalithic building techniques; the use of crystal lenses and the fire from the gods; and more.

Stunning new archaeological discoveries in North America together with new genetic evidence have launched a revolution in our understanding of the remote past of our species and of the origins of civilization. Graham Hancock, the internationally best-selling author has been overwhelmingly vindicated by recent discoveries. America Before: The Key to Earth's Lost Civilization is a mind-dilating exploration of the mystery of ancient civilizations, amazing archaeological discoveries, and profound implications for how we lead our lives today.

Bill Bryson has been an enormously popular author both for his travel books and for his books on the English language. Now, this beloved comic genius turns his attention to science. Although he doesn't know anything about the subject (at first), he is eager to learn, and takes information that he gets from the world's leading experts and explains it to us in a way that makes it exciting and relevant.

The legendary annihilation in 1883 of the volcano-island of Krakatoa - the name has since become a byword for a cataclysmic disaster - was followed by an immense tsunami that killed nearly 40,000 people. Beyond the purely physical horrors of an event that has only very recently been properly understood, the eruption changed the world in more ways than could possibly be imagined. Dust swirled round die planet for years, causing temperatures to plummet and sunsets to turn vivid with lurid and unsettling displays of light.

Erich von Däniken's Chariots of the Gods is a work of monumental importance---the first book to introduce the shocking theory that ancient Earth was visited by aliens. This world-famous best seller has withstood the test of time, inspiring countless books and films, including the author's own popular sequel, The Eye of the Sphinx.

"Something here really stinks to high heaven," writes Erich von Däniken. "In Twilight of the Gods," says von Däniken, "I document precisely what it was that left the first visitors breathless as they stood before the mighty stone blocks some 400 years ago. I will show you what archeologists discovered hundreds of years ago and demonstrate how much has been destroyed over the centuries. Intentionally.

Humans have long sought to comprehend the enormities of cosmic space and time. Here, best selling science writer Timothy Ferris tells the story of that quest. He interweaves the majestic themes of astronomy, physics, religion, and philosophy with fresh and lasting portraits of the men and women who created what has been called our society's most precious treasure - its conception of the universe at large.

From one of our most acclaimed science writers: a dramatic narrative of the discovery of the true nature and startling size of the universe, delving back past the moment of revelation to trace the decades of work--by a select group of scientists--that made it possible.

Since its formation nearly five billion years ago, our planet has been the sole living world in a vast and silent universe. Now, Earth's isolation is coming to an end. Over the past two decades, astronomers have discovered thousands of "exoplanets" orbiting other stars, including some that could be similar to our own world. Studying those distant planets for signs of life will be crucial to understanding life's intricate mysteries right here on Earth. In a firsthand account of this unfolding revolution, Lee Billings draws on interviews with top researchers.

Kenneth C. Davis, author of Don't Know Much About® History, Don't Know Much About the Civil War and Don't Know Much About the Bible, turns his inimitable wit and wide-ranging knowledge to the subject of geography, and proves once and for all that there is a lot more to it than labeling countries on a map. From often amusing perceptions people have had through the ages about the world and the universe to the changing map of today, Davis shows how geography is really a great crossroad of many fields: biology, meteorology, astronomy, history, economics, and even politics.

A few years ago, Mark Adams made a strange discovery: Everything we know about the lost city of Atlantis comes from the work of one man, the Greek philosopher Plato. Then he made a second, stranger discovery: Amateur explorers are still actively searching for this sunken city all around the world, based entirely on the clues Plato left behind.

This engaging memoir reveals the true story of the Search for ExtraterrestrialIntelligence (SETI), and discloses what we may very soon discover. Chronicling the program’s history with insight and humor, SETI senior astronomer Seth Shostak assures us that if there is sentient life in the universe, we are within decades of picking up its signal.

We live at the bottom of an ocean of air - 5,200 million million tons, to be exact. It sounds like a lot, but Earth’s atmosphere is smeared onto its surface in an alarmingly thin layer - 99 percent contained within 18 miles. Yet, within this fragile margin lies a magnificent realm - at once gorgeous, terrifying, capricious, and elusive. With his keen eye for identifying and uniting seemingly unrelated events, Chris Dewdney reveals to us the invisible rivers in the sky that affect how our weather works and the structure of clouds and storms and seasons, the rollercoaster of climate.

Some 73,000 years ago, the Mount Toba supervolcano in toda's Indonesia erupted, releasing the energy of a million tons of explosives. So much ash and debris was injected into the stratosphere that it partially blocked the sun's radiation and caused global temperatures to drop for a decade. In this book, Donald R. Prothero presents the controversial argument that the Toba catastrophe nearly wiped out the human race, leaving only about a thousand to ten thousand breeding pairs of humans worldwide.