NOVA
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.

Season 53 · Episode 2 ·
Angkor: Hidden Jungle Empire
Deep in the Cambodian jungle lie the ruins of Angkor, a marvel of urban engineering and seat of the once-mighty Khmer Empire. New discoveries are revealing how this ancient metropolis was built – and what likely led to its devastating collapse.
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Episode 2 of season 53 of NOVA: “Angkor: Hidden Jungle Empire”. Aired 2026-01-28. Watch it online free on ZapFlix.