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Spectacular Footage of a Butterfly Leaving Its Cocoon (04:41)
Why Porsche Is Revisiting the Hybrid Car It Also Invented (02:05)
Polar Bear Mom Protects Her Cubs From a Hungry Male (02:21)
Watch This Mother Tick Lay 1,500 Eggs (01:32)
The Typos on This Dead Sea Scroll Don't Mean It's Fake (02:26)
Reptiles Can't Fly. But This One Glides Like a Pro (01:44)
The Incredible Reptiles That Flew 200 Million Years Ago (02:41)
The Expensive Material Behind the Huayra's Incredible Speed (01:47)
The Surprising Reason Birds First Grew Feathers (02:31)
The Pagani Huayra Is Faster Than a Jumbo Jet at Takeoff (02:00)
Why Was King Tut's Tomb Prepared in Such a Rush? (03:31)
Behold: The World's Largest Radio Telescope (02:43)
ALMA Reveals Planets Born Earlier Than We Thought (02:06)
The Exorcist's Rule Book (02:07)
Why Churchill Approved a Risky Mission on a Nazi Stronghold (03:22)
Yes, Spiders Eat Spiders (04:41)
Why Do Insects Hate the Smell of Peppermint? (01:30)
Wild Inside the National Zoo: The Future of Maned Wolves (05:50)
Stunning Slo-Mo Footage of Hummingbirds Hovering in Air (02:24)
Griffon Vultures Depend on the Sun to Fly. Why? (01:41)
Watch a Bombardier Beetle Mace a Praying Mantis (01:09)
The Horrifying True Story Behind the Movie 'Scream' (02:50)
Prehistoric Kickboxing Killer Turkeys (02:58)
A Heroic Mission to Disarm Nazi Snipers Goes Very Wrong (04:00)
This Puerto Rican Telescope Was Built in a Massive Sinkhole (01:56)
Puerto Rico's #1 Crop Isn't Sugar, But It's Still Sweet (01:25)
The 1960s Conspiracy That Inspired Spielberg (04:38)
Timelapse Footage of a Giant Caterpillar Weaving Its Cocoon (02:34)
What Is the Glass Palace Chronicle and Why Is It Important? (01:14)
How the Thinnest Burmese Gold Leaf Is Made (02:00)
The Daring Plan to Steal Nazi Radar Technology (03:05)
Why Do Giraffes Have Patches? (01:55)