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Preview thumbnail for video'Microdots: The CIA's Tiny Secret-Message Holders
Microdots: The CIA's Tiny Secret-Message Holders (2:26)
Preview thumbnail for video'The Hateful Whale That Haunted Melville
The Hateful Whale That Haunted Melville (3:33)
Preview thumbnail for video'How Deadly Explosives Inspired the Nobel Peace Prize
How Deadly Explosives Inspired the Nobel Peace Prize (3:54)
Preview thumbnail for video'An Egyptian Arms Race
An Egyptian Arms Race (4:20)
Preview thumbnail for video'How a Single Asteroid Wiped Dinosaurs Off This Planet
How a Single Asteroid Wiped Dinosaurs Off This Planet (1:14)
Preview thumbnail for video'How Contacting the Dead Became a Family Game
How Contacting the Dead Became a Family Game (3:55)
Preview thumbnail for video'Ask Smithsonian: Do People Really Drill Holes in Their Heads?
Ask Smithsonian: Do People Really Drill Holes in Their Heads? (0:58)
Preview thumbnail for video'Ask Smithsonian: Why Don’t People Smile in Old Photographs?
Ask Smithsonian: Why Don’t People Smile in Old Photographs? (1:12)
Preview thumbnail for video'Ask Smithsonian: Why Did Ancient Greeks and Romans Lie Down to Eat?
Ask Smithsonian: Why Did Ancient Greeks and Romans Lie Down to Eat? (0:56)
Preview thumbnail for video'Was King Tut's Tomb Built for a Woman?
Was King Tut's Tomb Built for a Woman? (3:40)
Preview thumbnail for video'Why Babe Ruth Was the Ultimate Symbol of the Roaring '20s
Why Babe Ruth Was the Ultimate Symbol of the Roaring '20s (3:44)
Preview thumbnail for video'The Original Country Music
The Original Country Music (4:05)
Preview thumbnail for video'Rare Find: The $30,000 Sword George Custer Used in Battle
Rare Find: The $30,000 Sword George Custer Used in Battle (1:38)
Preview thumbnail for video'The Incredible History of Sunken Ships in San Francisco
The Incredible History of Sunken Ships in San Francisco (1:18)
Preview thumbnail for video'Lou Gehrig's Toughest Day in Yankee Stadium
Lou Gehrig's Toughest Day in Yankee Stadium (4:25)
Preview thumbnail for video'Why Pauline de Rothschild Had the Best Taste
Why Pauline de Rothschild Had the Best Taste (3:05)
Preview thumbnail for video'Hank Aaron's Boundary-Shattering 715th Home Run
Hank Aaron's Boundary-Shattering 715th Home Run (3:55)
Preview thumbnail for video'Russia Gave Us a Discount on Alaska
Russia Gave Us a Discount on Alaska (3:24)
Preview thumbnail for video'Meet the First Self-Made Female Millionaire
Meet the First Self-Made Female Millionaire (4:36)
Preview thumbnail for video'The Extravagant Plot to Make Grace Kelly a Princess
The Extravagant Plot to Make Grace Kelly a Princess (4:07)