Science

Due to their ubiquity at archaeological sites, teeth are like the pennies of ancient human remains. But unlike pennies, fossil chompers can be a treasure trove.

How Ancient Teeth Reveal the Roots of Humankind

From diet to evolution, prehistoric chompers tell archaeologists a surprising amount about our ancestors

This scrotal male certainly isn't sheepish.

New Research

The Earliest Mammals Kept Their Cool With Descended Testicles

But if free-swinging sperm sacs are the norm, then why did undescended ones evolve four separate times?

Anemonefish, also known as clownfish, are born androgynous and can shift from male to female in one lifetime.

Alternatives to Heterosexual Pairings, Brought to You By Non-Human Animals

No one quite has this sex thing figured out, but these non-binary animals have some good ideas

Mei Xiang, the female panda in residence at the Smithsonian's National Zoo, may be pregnant with a cub to be born later this summer.

Pandamonium

A Primer on the Zoo’s Possibly Pregnant Giant Panda

In anticipation of a potential new cub, here’s a refresher on Mei Xiang and Tian Tian’s storied past

Contrary to popular beliefs, Neanderthals lived in complex societies and hunted prey cooperatively.

New Research

Neanderthals Hunted in Groups, One More Strike Against the Dumb Brute Myth

The skeletons of deer killed 120,000 years ago offer more evidence of cooperative behavior and risk-taking among our hominin relatives

McNamara (in 2013 in Nazaré) still surfs its monster waves, despite the risks. Last year, a fall broke champion British surfer Andrew Cotton’s back.

What It Took to Set the World Record for Surfing

Brazilian surfer Rodrigo Koxa had to conquer PTSD before he was ready to break Garrett McNamara’s world record

This Apollo 8 Astronaut Took the Famous "Earthrise" Photo

Once in orbit, astronaut William Anders takes one of the most legendary photographs of all time

From glow-in-the-dark squid to the terrifying stoplight loosejaw, creatures of the deep have evolved their own living light time and time again.

Why Bioluminescence Evolved to Be Red Light, and Blue

The laws of nature constrict living light to a few hues, which also happen to be quite patriotic

An Intense Struggle to Catch a Giant West African Tarpon

Famed fisherman and adventurer Andy Coetzee thinks he may have snared a giant barracuda. He hasn't, but he's caught another interesting and prized fish

Mother Tiger Makes Speedy Kill to Feed Cubs

Tiger cub Kumal is entirely dependent on his mother to hunt prey. He also relies on his father for protection against intruders

The tiny mosquito can be a big summer nuisance.

Why Some Summers Are So Appealing For Mosquitoes

...and so unbearable for you

A Canines for Conservation handler and his dog inspect a vehicle as a part of a 12-week training course.

It's Pooches vs. Poachers in the Fight Against Wildlife Smugglers

A new breed of law enforcement is on the scene—and its bite is stronger than its bark

Researchers studied delicate hyoid bones, which support and ground the tongue, in fossils like these from Northeast China.

Actually, T. Rex Probably Couldn't Stick Out Its Tongue

The tongues of bird-like dinosaurs and pterosaurs, however, may have been more mobile

Dancing during the last day of Hatun Puncha.

Andean Solstice Celebrations Capture the Wondrous Churn of Spacetime

Exploring the similarities and differences between Indigenous and Western cosmologies

Scientists at the Smithsonian's Museum Support Center in Suitland, Maryland extract a giant squid from its original formalin preservative.

Operation Calamari: How the Smithsonian Got Its Giant Squids

After a decade on view, these cephalopod specimens have a growing fan base

The smart, menacing, powerful T. rex of 1993's Jurassic Park has lodged itself in the minds of millions.

How We Elected <i>T. rex</i> to Be Our Tyrant Lizard King

The true story behind our obsession with the last and largest of the tyrannosaurs

Genetic revelations are shifting the story of the Cuban crocodile and raising questions about the right way to conserve it.

The Quest to Preserve the Last of Castro's Crocodiles

Breeders are trying to save a 'pure' Cuban crocodile—but out in the wild, divisions between species are increasingly murky

The Biggest Threat Facing the City of Miami

Rising sea levels are threatening to flood Miami. In fact, some scientists estimate that the entire city could be underwater by the end of the 21st century

A 2018 colorized image of Jupiter's south pole created by citizen scientist Gabriel Fiset, using data from NASA's Juno spacecraft.

How Jupiter May Have Gifted Early Earth With Water

A new model of the solar system suggest we have gas giants to thank for our watery world

Why People Believed Hippos Were Related to Whales

Hippos were once believed to be related to whales. They're both mammals, they both sleep underwater, and they both rise to breathe in their sleep

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