© 2025 Ideastream Public Media

1375 Euclid Avenue, Cleveland, Ohio 44115
(216) 916-6100 | (877) 399-3307

WKSU is a public media service licensed to Kent State University and operated by Ideastream Public Media.
Donate
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations
NOVA

Particles of Thought: The Deepfake Detective

1hr 25m 01s

In a world flooded with fake images, manipulated videos, and AI-generated voices, how do we know what’s real anymore? Hany Farid has made it his mission to find out. A leading voice in AI research and digital forensics, Farid is a professor at UC Berkeley and Chief Science Officer at GetReal Labs, where he works to authenticate digital media and expose the fakes.

Aired: 08/25/25
National Corporate funding for NOVA is provided by Carlisle Companies and Viking Cruises. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.
Extras
Watch • 54:49
NOVA
Interview: De-Extinction, Dire Wolves, and Jurassic Park with Beth Shapiro
Can we really bring extinct species back? Evolutionary biologist Beth Shapiro says yes.
Special: 54:49
Watch • 0:30
NOVA
Operation Space Station: Science and Survival Preview
See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
Preview: S52 E20 | 0:30
Watch • 0:30
NOVA
Operation Space Station: High-Risk Build Preview
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
Preview: S52 E19 | 0:30
Watch • 1:11:15
NOVA
Interview: Extremophiles, the Deep Sea, and Alien Life with Peter Girguis
Dive into how Earth’s weirdest microbes could help us spot extraterrestrial life.
Special: 1:11:15
Watch • 0:30
NOVA
Superfloods: Preview
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
Preview: S52 E18 | 0:30
Watch • 0:30
NOVA
Ancient Desert Death Trap: Preview
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
Preview: S52 E17 | 0:30
Watch • 1:03:49
NOVA
Particles of Thought: The Animal Translator
What is speech, really? Neuroscientist Erich Jarvis explores the science behind how we speak.
Special: 1:03:49
Watch • 0:30
NOVA
Human: Building Empires Preview
Discover how two revolutionary ancient inventions changed the course of humanity forever.
Preview: S52 E16 | 0:30
Watch • 0:30
NOVA
Human: Into the Americas Preview
Follow ancient humans’ journey into an icy and perilous new land.
Preview: S52 E15 | 0:30
Watch • 1:28:59
NOVA
Particles of Thought: Brain Guru
Your brain does all kinds of strange things. Neuroscientist Heather Berlin explains how it works.
Special: 1:28:59
All
  • All
  • NOVA Season 52
  • NOVA Season 51
  • NOVA Season 50
  • NOVA Season 49
  • NOVA Season 48
  • NOVA Season 47
  • NOVA Season 46
  • NOVA Season 45
  • NOVA Season 44
  • NOVA Season 43
  • NOVA Season 42
  • NOVA Season 41
  • NOVA Season 40
  • NOVA Season 39
  • NOVA Season 38
  • NOVA Season 37
  • NOVA Season 36
  • NOVA Season 35
  • NOVA Season 34
  • NOVA Season 33
  • NOVA Season 32
  • NOVA Season 31
  • NOVA Season 30
  • NOVA Season 28
  • NOVA Season 27
  • NOVA Season 23
Watch • 53:41
NOVA
Operation Space Station: Science and Survival
See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
Episode: S52 E20 | 53:41
Watch • 53:40
NOVA
Operation Space Station: High-Risk Build
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
Episode: S52 E19 | 53:40
Watch • 53:28
NOVA
Superfloods
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
Episode: S52 E18 | 53:28
Watch • 53:21
NOVA
Ancient Desert Death Trap
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
Episode: S52 E17 | 53:21
Watch • 53:32
NOVA
Human: Building Empires
Discover how two revolutionary ancient inventions changed the course of humanity forever.
Episode: S52 E16 | 53:32
Watch • 53:25
NOVA
Human: Into the Americas
Follow ancient humans’ journey into an icy and perilous new land.
Episode: S52 E15 | 53:25
Watch • 53:27
NOVA
Human: Neanderthal Encounters
Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
Episode: S52 E14 | 53:27
Watch • 53:25
NOVA
Human: Journeys
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.
Episode: S52 E13 | 53:25
Watch • 53:32
NOVA
Human: Origins
Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species.
Episode: S52 E12 | 53:32
Watch • 53:27
NOVA
Ultimate Crash Test: Impact
Forensic science is put to the test after the first-ever staged multi-vehicle pileup.
Episode: S52 E11 | 53:27