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For more than a decade, renowned Harvard scholar Henry Louis Gates, Jr. has helped to expand America’s sense of itself, stimulating a national conversation about identity with humor, wisdom, and compassion. Professor Gates has explored the ancestry of dozens of influential people from diverse backgrounds, taking millions of viewers deep into the past to reveal the connections that bind us all.

Watch • 4:04
Finding Your Roots
Liza Colón-Zayas Learns of Her Ancestor's Past
Liza discovers her maternal great-great grandmother's experience as an enslaved person.
Clip: S12 E3 | 4:04
Watch • 4:49
Finding Your Roots
Delroy Lindo Traces His Jamaican Roots
Delroy Lindo dives deeper into his mother's ancestry.
Clip: S12 E3 | 4:49
Watch • 4:07
Finding Your Roots
Sanaa Learns About Her Paternal Grandfather’s Journey
Sanaa learns about her paternal grandfather's roots and struggles.
Clip: S12 E2 | 4:07
Corporate support for Season 11 of FINDING YOUR ROOTS WITH HENRY LOUIS GATES, JR. is provided by Gilead Sciences, Inc., Ancestry® and Johnson & Johnson. Major support is provided by the Corporation for Public Broadcasting. Support is also provided by Ford Foundation; Gordon and Betty Moore Foundation; Candace King Weir; by the Inkwell Society together with many of its members; and by public television viewers.
Watch • 18:33
PBS Space Time
The Particle We’ve Been Chasing for 30 Years Might Not Exist
The universe thrums with quantum fields, except something may be missing: the sterile neutrino.
Episode: S11 E20 | 18:33
Watch • 18:42
PBS Space Time
The Universe Itself Might Be Hiding the Gravity Particle From Us
Gravitons, the particle of quantum gravity, may be impossible to detect.
Episode: S11 E19 | 18:42
Watch • 26:48
The Best of the Joy of Painting with Bob Ross
Desert Glow
Bob Ross takes viewers into the incredible beauty of the desert.
Episode: S42 E4224 | 26:48
Watch • 25:02
PBS Space Time
Heisenberg Made a Discovery in 1925. We Still Can't Explain It
2025 was the international year of quantum science, but today we examine its origins.
Episode: S11 E18 | 25:02
Watch • 10:27
Eons
When a Tiny Land Bridge Triggered an Ice Age
Understanding the Isthmus of Panama.
Episode: S8 E8 | 10:27
Watch • 9:07
Eons
What Was Greenland Like When it Was Green
How we might borrow genes from that ancient past of Greenland to help us adapt to the future.
Episode: S8 E7 | 9:07