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NOVA

The force that makes up more than half of the universe

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

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Season
Nature's Fear Factor
53:21
Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
Cat Tales
53:21
Goddess, demon, house pet? What does science say about the human relationship with cats?
Polar Extremes
1:52:46
Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
Decoding da Vinci
53:30
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
Why Bridges Collapse
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53:25
Can new engineering techniques help prevent deadly bridge collapses?
Rise of the Mammals
53:15
Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
The Next Pompeii
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53:22
In the shadow of Vesuvius and Pompeii, a lesser-known volcano puts Naples at risk.
Decoding the Great Pyramid
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53:23
New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
Einstein's Quantum Riddle
53:51
Join scientists as they grab light from across the universe to prove quantum entanglement.
Operation Bridge Rescue
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53:21
Follow engineers and woodworkers as they rebuild an iconic American covered bridge.
Thai Cave Rescue
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53:34
Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
Addiction
53:45
Discover how opioid addiction affects the brain and how treatments are saving lives.
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