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Earth's Worst Mass Extinction Is Actually a Warning

Season 2 Episode 12 | 8m 27s

There is a surprising natural wonder in the middle of the vast West Texas desert: a prehistoric ocean reef built from the remains of ancient sea life. This fossil-rich landscape tells the story of Earth's most devastating mass extinction—and can help enlighten the climate threats we face today.

Aired: 05/16/25
Extras
The cast play a game of "What's in the vet bag?" with sentimental props from the series.
Get ready for the all-new season, coming January 17, 2027 at 9/8c.
Miss Scarlet returns for Season 7, the final season, on January 17, 2027 at 8/7c.
Celebrate the legacy of Gene Wilder, the actor behind Willy Wonka and Young Frankenstein.
Watch Stephanie J. Block perform "What Child is This? with The Tabernacle Choir and Orchestra.
Stephanie J. Block and Sebastian Arcelus sing 'Merry Christmas Darling' with The Tabernacle Choir.
A beloved Christmas hymn gets a bold new twist in this festive organ and percussion showcase.
Ryan Murphy reimagines 'Go, Tell It on the Mountain' in a joyful orchestral setting.
Stephanie J. Block pairs two beloved classics that find comfort, joy, and gratitude in every season.
Sebastian Arcelus joins a joyful Christmas tradition in this vibrant Latin American holiday carol.
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