NATIONAL GEOGRAPHIC
VIDEO HOME
NAT GEO TV
NAT GEO WILD
KIDS
MORE VIDEOS
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
Brain Games
Smile Trial
See what really happens when you smile, and how to spot a fake one.
more
X
Brain Games
Smile Trial
See what really happens when you smile, and how to spot a fake one.
X
Brain Games
Smile Trial
See what really happens when you smile, and how to spot a fake one.
Share Link
Featured Videos
Related
Brain Games: Stage of Your Brain
Brain Games: Out of Your Depth
Brain Games: How Much Money Would It Take?
Meet the Brain: Phone Focus
Brain Magic: Morality
Money To Burn
Message in a Bottle
Jason Silva on the Mind/Body Connection
Tap Into Your Brain's Stored Power
Numerical Intuition
Making the Impossible Possible
Your Memory Under Stress
Not Afraid to Ask for Directions
A Double Dutch Brain Game
Jason Silva on Awareness
Brain Games DIY: The Awareness Game
Brain Games DIY: The Stress Game
Jason Silva on Stress
Following Directions
Brain Games: Stress Test Preview
Brain Games: Trust Me Preview
Take the Money... and Run?
Jason Silva on Aging
Brain Games DIY: The Age Game
Brain Games DIY: The Trust Game
Jason Silva on Trust
Brain Games: In Living Color Preview
Brain Games DIY: The Clothing Game
Brain Games DIY: The Color Game
Jason Silva on Attraction
Jason Silva on Color
It’s Not Easy Being Green
What a Colorful World
Keeping the Spark
More Than Just a Pretty Face?
Brain Games: A Whole New Season
High-Frequency Hearing Test
Born to Lie
Brain Games: Liar, Liar Preview
Brain Games: Illusion Confusion Preview
You & Superman
Game of the Future
Brain Games: Use It or Lose It Preview
Brain Games: You Decide Preview
Brain Games: Seeing Is Believing Preview
Short Circuit
Einstein and Monroe
Newest
Birds
Category:
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
World's Deadliest
World's Deadliest: Superfast Flyer Makes a Kill
02:22
Short Film Showcase
Should Tourists Watch Vultures Eat the Dead?
01:34
Short Film Showcase
Flight of the Starlings: Watch This Eerie but Beautiful Phenomenon
02:00
World's Deadliest
World's Deadliest: Hawk Attacks Iguana
02:33
Frustrated Raven
01:49
Wild Chronicles
Penguins (Cutely) Count Selves
05:52
News
For Seagulls, Mating Is a Balancing Act
00:53
World's Weirdest: Bowerbird Woos Female with Ring
02:07
World's Weirdest: Albatross vs. Shark
02:38
Untamed
See How a Hummingbird Hovers in Amazing Detail
01:31
Albatross vs. Tiger Shark
02:03
Animals
These Arctic geese chicks must jump hundreds of feet in order to survive
08:22
Dipper Bird
01:33
World's Deadliest
World's Deadliest: Midair Eagle Fight
02:52
World's Deadliest
World's Deadliest: Rattlesnake vs. Hawk
01:36
News
See a Bald Eagle Attack a Swimming Deer
01:07
Show More Videos
