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This Island Has Been A Science Experiment for 100 Years

Season 3 Episode 7 | 16m 07s

Deep in Panama’s Barro Colorado Island, scientists are investigating a mystery that has puzzled them for decades. Why are giant tropical trees dying? The answer leads to lightning, a remarkable tree species, and a hidden battle for survival in one of the world’s most important forests.

Aired: 10/02/26
Extras
Get ready for the all-new season, coming January 17, 2027 at 9/8c.
The cast play a game of "What's in the vet bag?" with sentimental props from the series.
Celebrate the legacy of Gene Wilder, the actor behind Willy Wonka and Young Frankenstein.
Sheléa performs "MacArthur Park" in this retrospective concert for Jimmy Webb.
Jimmy Webb, Vince Gill, Lyle Lovett and Ashley Campbell perform "Highwayman."
Seeds is a visual exploration of Black farmers and the power of owning land across generations.
Pati Jinich continues her journey inspired by the Pan-American Highway.
From Nashville’s Ryman Auditorium, Great Performances pays tribute to Wynette’s musical legacy.
The War & Treaty perform "Golden Ring" by Tammy Wynette and George Jones.
Debby Boone performs "'Til I Can Make It on My Own" by Tammy Wynette.
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