World's Weirdest Penis

Freaks and Creeps

World's Weirdest Penis

Lucy is on a hunt for the world's weirdest penis and the Echidna named Grumpy has got the goods. more

Inside the surprisingly social lives of manta rays

Inside the surprisingly social lives of manta rays

Amazon fires 'so much worse than before' say locals

Amazon fires 'so much worse than before' say locals

Tornadoes 101

What a sea snail die-off means for Californians—and the climate

What a sea snail die-off means for Californians—and the climate

These divers search for slave ship wrecks and discover their ancestors

These divers search for slave ship wrecks and discover their ancestors

See how this school of tiny fish uses bacteria to glow in the dark

See how this school of tiny fish uses bacteria to glow in the dark

Nat Geo's Aaron Huey's most epic photos

Nat Geo's Aaron Huey's most epic photos

Behind the scenes: A rumor about opiates and pangolin scales is debunked

Behind the scenes: A rumor about opiates and pangolin scales is debunked

See why this colorful ‘king of birds’ is the center of conservation efforts

See why this colorful ‘king of birds’ is the center of conservation efforts

What's the world's most littered plastic item? Cigarette butts

What's the world's most littered plastic item? Cigarette butts

For harp seal pups, survival depends on its first ten days

For harp seal pups, survival depends on its first ten days

Behind the shot: Visit the vibrant world under the Arctic sea ice

Behind the shot: Visit the vibrant world under the Arctic sea ice

Watch Arctic wolf pups on first family outing, in rare footage

Watch Arctic wolf pups on first family outing, in rare footage

How a fish might grow your next salad

How a fish might grow your next salad

Polar bear cubs must grow up fast in the unpredictable Arctic

Polar bear cubs must grow up fast in the unpredictable Arctic

Behind the shot: Brutal blizzard proves to be a challenge in filming polar bears

Behind the shot: Brutal blizzard proves to be a challenge in filming polar bears

Watch: First recorded footage of a dolphin mom adopting a calf from a different species

Watch: First recorded footage of a dolphin mom adopting a calf from a different species

This sacred golden fish thrives in Bhutan

This sacred golden fish thrives in Bhutan

Her black hole research confirms Einstein's relativity on a massive scale

Her black hole research confirms Einstein's relativity on a massive scale

Bears 101

Meet the small Arctic animals that conquer their big polar world

Meet the small Arctic animals that conquer their big polar world

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