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Video
The Amazing Adaptation That Keeps Tamarin Numbers Up (03:14)
Yes, Putting an Emergency Oxygen Mask on First Is Vital (03:08)
The Volcanoes That Still Threaten New Zealand's Safety (01:33)
Gladiator Teeth Reveal Signs of Infant Malnourishment (03:09)
Evidence Suggests Stonehenge Was an Elite Cemetery (03:08)
Forensic Test Reveals a Mummy's Travels Before Death (03:31)
These Feisty Female Lemurs Fight With Babies on Their Back (02:51)
A Polar Bear Released Back Into the Wild by Helicopter (02:12)
A Tense Encounter Becomes a Perfect Polar Bear Photo Op (02:42)
This 2,400-Year-Old Corpse Is in Remarkable Condition (02:57)
This Mass Grave Discovery Could Alter Roman History (03:10)
Scientists Recreate a Stone Age Cremation (04:14)
It Took Decades to Solve This UN Plane Crash Mystery (03:56)
Female Polar Bears Need an Extra 220 Lbs. for Pregnancy (03:01)
Incredible Timelapse of Dry Badlands Thunderstorm (02:06)
Elderly Polar Bear Spars With Young Males (03:17)
Scientists Go on a Mission to Save Sea Turtles (03:58)
A Polar Bear's Diet Consists of Anything Edible (01:49)
Why Panama's Urban Development Is a Threat to Animals (01:33)
Dwarf Mongoose Weights (00:07)
Grey Wolves (00:09)
Capturing a Photo of a Swimming Polar Bear is Risky Work (03:53)
Polar Bear Goes After a Young Beluga Calf (01:58)
Tigers Use Urine to Figure Out If They Have Chemistry (02:43)
Alpha Male Tiger Forces This Cub to Submit (01:33)
This Lion Couple Mates Over 100 Times a Day (03:31)
What Caused the Giant Piper Alpha Oil Rig Explosion? (03:47)
Were Lithium Batteries the Cause of This Plane Crash? (03:12)
This Family Hid From a 300 MPH Tornado in a Water Pipe (03:18)
The Most Powerful Tornado Recorded on Earth (03:43)
Why Male Lions Need Lionesses to Help Them Survive (03:20)
Caucasian Leopard in the Caucasus Wildlife Refuge (01:00)