The Secret of a Shark's Eyes

Did you know that great white sharks have an almost identical eye structure to humans? Or that they have a layer of reflective crystals behind them? This is the fascinating science behind sharks' killer vision. (4:16)

Latest Videos

Preview thumbnail for video'Sneak Peek: Reclaiming History: Our Native Daughters
Sneak Peek: Reclaiming History: Our Native Daughters (1:27)
Preview thumbnail for video'Elevating the Forgotten Histories of Black Women Through Folk Music
Elevating the Forgotten Histories of Black Women Through Folk Music (2:38)
Preview thumbnail for video'This Cactus Opens Its Petals Only One Night a Year
This Cactus Opens Its Petals Only One Night a Year (2:32)
Preview thumbnail for video'Canadian Inuits Get Their Wilderness Chops From Wolves
Canadian Inuits Get Their Wilderness Chops From Wolves (3:08)
Preview thumbnail for video'Yellowstone Bison Are Built for Winter Survival
Yellowstone Bison Are Built for Winter Survival (3:55)
Preview thumbnail for video'How a Powerful Dust Storm Made Mars 'Disappear' In 2018
How a Powerful Dust Storm Made Mars 'Disappear' In 2018 (2:06)
Preview thumbnail for video'How Ancient Water May Have Shaped the Surface of Mars
How Ancient Water May Have Shaped the Surface of Mars (5:07)
Preview thumbnail for video'Why Wales Is the Place to Go for Medieval Castles
Why Wales Is the Place to Go for Medieval Castles (3:06)
Preview thumbnail for video'The Sunken Titanic Led to Iceberg Patrols in the Atlantic
The Sunken Titanic Led to Iceberg Patrols in the Atlantic (2:34)