Watch Clip
Tale of Two Volcanoes
2m 38s
Hawaii’s Kilauea and Guatemala’s Fuego volcanic eruptions have been remarkably destructive.
NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.
Video description: Some 2 million years ago, when the high Arctic was a much warmer, greener place, a unique collection of animals coexisted: Caribou, geese, hares, even camels.
Hawaii’s Kilauea and Guatemala’s Fuego volcanic eruptions have been remarkably destructive.
When the Earth formed, most of the gold sunk to its core—but some remained trapped inside Earth’s mantle.
Dr. Roberto Novoa of Stanford Medical School used a database of nearly 130,000 images from the internet to train a deep learning algorithm to identify skin cancers as accurately as his fellow dermatologists.
How do we program moral decision-making into autonomous vehicles?
Do black holes delete information forever? Or could information somehow escape them?
There are worlds beyond our own. A new explorer just left Earth to hunt for them.
Rana el Kaliouby is on a mission to humanize technology with artificial emotional intelligence.
Kevin Esvelt is on a mission to eradicate Lyme disease on Nantucket and Martha’s Vineyard.
Dark energy is spreading the universe apart—what’s it mean for astronomy in the future?
Physics rarely yields finite answers, but that doesn’t deter scientists.
Theoretical Astrophysicist Priya Natarajan has loved atlases and maps since she was a little girl.
What kind of clues led to the discovery of Dark Matter and its place in the universe?
"It's alive!" Since Dr. Frankenstein spoke those famous words, we've been alternately enthralled and terrified by the idea of creating life in the lab. Now, a revolution in genetic engineering and thrilling innovations in synthetic biology are bringing that dream—or nightmare, as the case may be—closer to reality. New tools allow researchers to use cells to create their own DNA.
Check out the new streaming service from Cascade PBS, which pairs your PBS favorites with an ever-growing selection of TV series and films from around the world. Enjoy dedicated mobile and TV apps.