Up Next
Back to Show
Watch Preview
NOVA
Hidden Volcano Abyss
Season 50
Episode 8
In January 2022, one of the most powerful volcanic eruptions in recorded history rocked the islands of Tonga. Join scientists as they investigate what caused the blast, how it spurred a devastating tsunami, and if another eruption could be imminent.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
Unlock with PBS Passport
53:47
See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
53:31
Dive into the subconscious to see what’s really driving the decisions you make.
53:30
Neuroscientists discover the tricks and shortcuts the brain takes to help us survive.
Unlock with PBS Passport
53:31
Follow scientists determined to save the critically endangered right whale.
53:31
Here’s how the U.S. could reach net-zero carbon emissions by 2050.
53:31
Americans use ancient wisdom and new technology to fight extreme weather.
53:31
See the latest stunning images and discoveries from the James Webb Space Telescope.
53:21
Archaeological discoveries reveal traces of ancient civilizations in the Amazon.
53:20
Thousands race to build Europe's biggest construction project–London's new railroad.
Unlock with PBS Passport
53:32
Discover how the concepts of zero and infinity revolutionized mathematics.
Unlock with PBS Passport
53:22
What exactly is crypto, and how does it work? This technology is more than just money.
Unlock with PBS Passport
53:31
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.