Sir Arthur C. Clarke was a British science-fiction author who co-wrote the screenplay for 2001: A Space Odyssey.

Astronomers looked at extremely distant and extremely bright exploding stars and discovered that universe is not just expanding - it’s accelerating in its expansion.

The Eiffel Tower is an engineering icon that changed the face of the modern world.

At the time of its construction, the Eiffel Tower was the tallest structure ever built. That meant that the engineers had a key challenge: making sure the structure could survive the wind.

There are multiple theories about what happened to the people of Rapa Nui - also known as Easter Island - and the famous Moai statues. Some say the civilization fell into collapse and ruin. But a new theory tells a different story, one of resilience and ingenuity against all odds.

The asteroid released the equivalent of 10-billion nuclear bombs worth of energy when it struck Earth. The impact started a chain of events that wiped out 75% of all plants and animals at the time.

To many people in China, there’s no better example of success than the tech giant Huawei. Although it’s considered controversial to some, there’s no denying that the company innovates in a very unique way.

Many Black families in America don’t have robust ancestry records because of the legacy of slavery and family separation. But this documentary filmmaker is on a mission: use DNA technology to solve the mysteries of his family tree.

Around the 1900s, parts of the United States were awash with Malaria—especially in the South and parts of the Eastern Seaboard. And it even has impacted major historical events like the American Revolution.

Malaria overwhelms the body before it has a chance to fight back, making the development of a vaccine especially challenging.

China is betting big on 5G, deploying the technology at a greater scale than any other place in the world.

Want to elevate the lighting and audio in your videos? NOVA producer Alex Clark breaks down proper audio and lighting techniques to consider, whether you're shooting with a professional camera or a smartphone!

Interviewing, whether in person or via a remote application is one of the most important part of creating compelling video. NOVA producer Alex Clark highlights the essential techniques and preparation required to conduct a perfect interview.

Whether you’re recording a science video or a personal project, these tips and techniques will ensure you're able to edit a cohesive story from start to finish. NOVA producer Alex Clark highlights tips for file structure, scripting, and editing.

NOVA producer Alex Clark shares 3 fundamentals of shooting with a smartphone, from optimizing your phone to store high quality videos to holding your camera and framing your shot.

252 million years ago, the most devastating mass extinction of all time wiped out around 90% of all species on Earth. The culprit? Liquid magma beneath Pangea’s northern surface that split open the crust and tore apart the landscape, spewing curtains of lava and fire.

Doctors rely on computer programs to make decisions about diagnosis and treatment. Designed to weigh factors like symptoms, medical history, and test results to achieve the best possible outcomes for patients, some common medical algorithms were built using data based on old pseudoscience about racial differences. Investigate how their continued

Anna Hoover (Bristol Bay, Alaska) - In an observational survey, this short documentary presents the realities of coastal erosion by witnessing the experience of Bristol Bay community members. Interviews, local archives, and ancestral knowledge put the circumstances in stark relief as we detail the communities' adjustments to the retreating

Natives Outdoors (Colorado Plateau) - The Southwestern United States is experiencing a megadrought, but this isn't the first time people have survived one in the region. By highlighting ideas and practices from Navajo tradition, the story recenters our relationship to water.

Kanesia McGlashan-Price (Unalaska, Alaska) - Communities like the Unangax̂ rely on traditional foodways in lieu of customary, expensive grocery suppliers. Following the journey of a local subsistence hunter, we learn the realities of food access in the changing Arctic and the values that inform their harvest.

Jeremy Charles (Smith River, California) - In 2023, the Tolowa Dee-ni' people alongside partnering tribes asserted sovereignty over the 700 square miles of their ancestral fisheries. Now in 2024, we see how marine science and resource management can be guided by community and culture.

Wenona & Sal Baldenegro (Tucson, Arizona) - Agriculture can thrive in the desert. The Tohono O'odham people have used Ak Chin farming, a form of dry farming, to grow crops for thousands of years, and in this short documentary, cultural experts demonstrate these traditional practices as well as

Steven Tallas (Navajo Nation) - In a journey of reconnection, filmmaker Steven Tallas explores the hogan - a small, unassuming traditional structure found across the Navajo Nation. Remaining cool in the summers and warm in the winters, this short film revisits the hogan amidst a warming American southwest.

For decades, scientists have tried to unlock the secrets of ancient DNA. Follow the dramatic quest to recover DNA millions of years old and reveal a lost world from before the last Ice Age.

Now at a crossroads for the future of the Gulf of Maine and our oceans, Indigenous peoples and scholars practice climate resilience and adaptation, scientists track developments, and entrepreneurs find new ways to make a living from the sea.

Dive into Cashes Ledge with scientists as they race to discover if this remote and relatively pristine part of the Gulf of Maine is vulnerable to rapid warming. Can Cashes still offer hope for the Gulf’s more than 3,000 species?

Discover the Gulf of Maine and how its bounty was forever changed by a global appetite for fish. Now with the Gulf warming faster than 97 percent of the world’s oceans, witness how wildlife and people are adapting to rapid change.

Acclaimed physicist Brian Greene reveals a mind-boggling reality beneath the surface of our everyday world. Series premieres November 2, 2011 at 9pm on PBS.

Evidence discovered in the world’s highest tombs reveals ancient rituals and beliefs.

How and why did the ancient Egyptians mummify their pets and other creatures? Airing October 28, 2015 at 9 pm on PBS

Follow the historic rescue of Hubble—the space telescope that unveiled the cosmos.