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NOVA
Bird Brain
Season 44
Episode 20
Watch astonishing tests of avian aptitude: parrots that can plan for the future, jackdaws that can “read” human faces, and crows that can solve multi-step puzzles with tools like pebbles, sticks, and hooks. Could these just be clever tricks, based on instinct or triggered by subtle cues from their human handlers?
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Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
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How courage and ingenuity saved Allied troops during the epic Dunkirk operation in 1940.
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54:10
Scientists uncover geologic evidence of epic floods that tore through ancient landscapes.
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53:11
Experts reconstruct the Great Hurricane of 1780 to help predict the risk of future storms.
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Scientists hunt for a mega-eruption that plunged medieval Earth into a deep freeze.
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52:55
Engineers race to build a massive dome to contain the crumbling remains of the reactor.
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Watch as Otzi, a 5000-year-old mummy, is brought to life and preserved with 3D modeling.