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In Photos: Stunning Views of Grand Canyon National Park
February 19, 2019 | CountdownIt is not the widest nor longest nor deepest canyon in the world, but the Grand Canyon of northern Arizona is certainly one of the most impressive and most visited natural wonders found on the planet
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Here's Why Great White Sharks Are Natural-Born Superheroes
February 19, 2019 | ArticleWhat's the secret to being a badass great white shark? Millions of years of highly specialized genetic evolution.
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Marvel at This Glittering 'Galaxy' Inside a Fly's Testicles
February 18, 2019 | ArticleThe "stars" in this photo aren't what you think.
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Rarely Glimpsed Scaly Pangolins Caught Hugging Trees in the Dark
February 16, 2019 | ArticleNew videos show a rare glimpse of strange, scaly mammals.
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Yellow, Blob-Like Cell Transforms into Wriggling Salamander in Surreal Time-Lapse Video
February 15, 2019 | ArticleA mesmerizing 6-minute time lapse shows a single cell dividing seemingly endlessly until what was once a yellow blob has become a wriggling, darting salamander tadpole.
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Reindeer Cyclones Are Real, and You Definitely Don't Want to Get Caught in One
February 15, 2019 | ArticleThreatened reindeer herds literally run circles around their predators.
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How Do Emperor Penguin Dads Stop Their Eggs From Freezing?
February 14, 2019 | ArticleThese penguin dads are basically walking hot-water bottles.
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In Photos: The Emperor Penguin's Beautiful and Extreme Breeding Season
February 14, 2019 | Image AlbumEmperor penguins are the only penguin species that breeds on the frigid ice sheets of Antarctica in the dead of winter.
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Titanosaur the Size of a School Bus Had Heart-Shaped Tail Bones
February 13, 2019 | ArticleA newfound dinosaur seems to wear its heart on its tail, according to paleontologists who found the enormous beast and realized this "hopeless romantic" had heart-shaped tail bones.
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Photos: 100-Million-Year-Old Tanzania Titanosaur Had Heart-Shaped Tail Bones
February 13, 2019 | Image AlbumTalk about romantic! This teenage titanosaur had heart-shaped tail bones.
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