The three human figures and two animals that make up the Blythe Geoglyphs - or Blythe Giant Intaglios - are enormous. So big in fact, that they can’t be fully appreciated from the ground. But the figures were carved into the earth long...

The fall colors of New England is one of the most breathtaking natural spectacles on earth. Trillions of green leaves across New England transform into the brilliant hues of fall. But the reasons why are still a bit of a mystery.

Why do dunes sing? Head into the mysterious world of sand with host Joe Hanson! Along the way we meet Dr. Melany Hunt and Dr. Nathalie Vriend who solved the longstanding mystery of why dunes sing.

From prehistory through modern-day occurrences, history offers some pretty fascinating stories and information. It also, as often as not, leaves observers wanting more. Simply put, history is full of questions - and Redditors want...

What caused Voyager I to send this weird message?

We do not know for sure if the sunken city of Atlantis is real. The only written record of its existence is from the great philosopher Plato. Even the location of this utopia is a mystery. Many different locations have been proposed as...

The jellyfish is one weird sea animal. What makes it even weirder is that it doesn’t have a brain or a heart. Though it doesn’t have a brain, it does have a nervous system in the form of nerve nets and some have a structure called a...

Dive into the enigma of Kryptos, a CIA sculpture hiding an unsolved code, and meet Elonka Dunin, a dedicated cryptanalyst working to crack it.<br/>

In 1963, in Turkey, a cave painting was discovered that had been drawn around 6200 BC in Catal Hyük in Anatolia. This painting illustrated a town with streets, houses, and a volcano. Would you call this a cave painting or an attempt at...

The story of a race between two teams of scientists in the 1950s - Francis Crick and James Watson, Rosalind Franklin and Maurice Wilkins - desperate to be the first to unlock the molecular structure of DNA. Biology - Cells And DNA -...

The first attempts to land a probe on a different planet. Scientists hoped an Earth-like world might lie beneath Venus' dense atmosphere, but a very different reality awaited. Physics - Our Solar System - Learning Points. Venus was...

Delve into the mysteries of how Stonehenge was constructed over 1,500 years by Neolithic builders. Learn about the possible methods used to transport massive bluestones over 180 miles, shape the sarsen stones, and assemble the iconic...

Journey into the mystery of Stonehenge, the ancient monument built over 5,000 years ago in England. Learn about the possible purposes of this prehistoric structure, from celestial calendar to burial ground, and the impressive feat of...

Uncover the lesser-known early years of the American patriot Paul Revere. Learn about his father, Apollos Revoir, a French immigrant who settled in Boston, and how Paul followed in his father’s footsteps as a goldsmith. Explore...

Dive into the mysterious world of black holes with our catchy song that'll take you on a cosmic journey! Perfect for kids, this tune will spark your imagination and teach you all about the wonders of these space giants.

Dr. Zarka examines the yeti’s origins, from Tibetan folklore and religion to the Westernized abominable snowman version. She explains how Buddhist beliefs, a series of intrepid 20th-century explorers, and a creatively translated word...

Journey back 65 million years to explore the catastrophic events that may have ended the age of dinosaurs. From the impact of a colossal asteroid to massive volcanic eruptions, discover how these monumental events shaped the fate of...

In this video, we will provide a demo of ChatGPT, a deep learning model used for generating human-like text. This video is optional for those who are already familiar with ChatGPT.
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This clip is from the chapter "Introduction"...

Cory Richards, a former professional mountain climber and National Geographic photographer, has transitioned into writing, focusing on his experiences with mental health. His memoir, "The Color of Everything," delves into his journey...

Cory Richards, a former National Geographic photographer and professional mountain climber, reflects on his experiences summiting Mount Everest without oxygen in 2016. Despite the accomplishment, he realized that his pursuit of climbing,...

Majestic, mysterious forms that hold the secrets of the universe? Or big, inscrutable rocks that take a lot of effort to climb? In pretty much every culture, it’s all about majesty and mystery when it comes to mountains. Home to mighty...

Lumbering through the countryside blasting its eerie messages from metal speakers perched atop a forty-foot wooden humanoid frame, Siren Head is a prime example of modern folklore born on the internet. Featuring insights from Siren...

One of the Phillipine’s most dangerous and bizarre aswangs, the viscera-sucking, self-segmenting monster hunts at night. A beautiful woman by day, this creature detaches its upper torso and grows wings after sunset. An intestine-dangling...

The legend of La Llorona, the “weeping woman,” has terrified generations. This female ghost wanders in the darkness, crying as she searches for her children--the children she murdered. Some even say that she will capture other kids in...