Sharks

The doomed porbeagle shark, just after being tagged and released by researchers in 2020.

Scientists Solve a 'Murder Mystery' After a Pregnant, Tagged Shark Got Eaten

It's rare for apex predators to become prey, but researchers suggest they've documented the first known case of a porbeagle shark getting consumed by another animal

The Brazilian sharpnose sharks were purchased from fishers between September 2021 and August 2023.

Thirteen Sharks Test Positive for Cocaine Off the Coast of Brazil

All of the wild Brazilian sharpnose sharks tested in a new study had the drug in their bodies, but many questions remain about cocaine's effects on aquatic creatures—and the humans who eat them

With their distinct shape, hammerheads are among the most recognizable sharks.

20 Shark Week Photos That Will Terrify and Delight You This Summer

In a collection pulled from the Smithsonian Magazine Photo Contest, catch a wave with these predators of the sea

At the beginning of June, aquarium officials announced Charlotte was no longer pregnant due to a reproductive disease.

Charlotte the 'Pregnant Virgin' Stingray Dies After Diagnosis of Reproductive Disease

The animal drew attention earlier this year for becoming pregnant despite having no male ray in her tank

Scientists are getting better at keeping premature baby sharks alive in aquariums—a boon when captive sharks give birth early, or when aquariums receive donations of living shark fetuses taken from mothers that die in fishing nets.

Preemie Sharks Get by With a Little Help From an Artificial Uterus

Scientists manufactured a womb that could potentially help bolster populations of endangered shark species

A fake foot helps researchers at California State University, Long Beach, determine how stingrays react when they come in contact with people.

When Do Stingrays Strike?

A California researcher and his team simulate stepping on round rays to learn more about their behavior

Charlotte is a round stingray, a species named for its circular, disk-shaped body.

'Pregnant Virgin' Stingray Won't Give Birth After All—Here's Why

Charlotte, a female round stingray in North Carolina who has gathered a legion of online fans, is no longer pregnant due to a "rare reproductive disease"

An artist's illustration of two Ptychodus sharks eating sea turtles and ammonites in open water.

Paleontologists Unravel Secrets of 'Enigmatic' 33-Foot Prehistoric Shark After Fossil Discovery

Scientists didn't know much about Ptychodus, an ancient shark genus, because its remains were usually just fragments. Now, complete fossils reveal its body shape and hunting habits

A hawksbill sea turtle munches away on a sponge near Juno Beach.

Journey Under the Sea With 15 Amazing Photos of Marine Life

These Smithsonian Magazine Photo Contest images feature the captivating creatures that live beneath the waves

An orca hunting sea lion pups on an Argentinian beach in 2006. Before the recent study, killer whales had only been observed hunting white sharks in groups.

Single Orca Spotted Killing a Great White Shark for the First Time Ever

In less than two minutes, the marine mammal attacked a juvenile white shark and ripped out its liver in an encounter off the coast of South Africa last year

Want to know what a sand tiger shark has been eating? Look to its teeth.

What Centuries-Old Shark Teeth Reveal About Brazil's Ocean

Researchers examined the remnants of a 13th-century fishing site to get a picture of how the marine ecosystem has changed

Northern gannets plunge into the water to hunt in Shetland. This image won the British Waters Wide Angle category.

See 15 Otherworldly Images From the Underwater Photographer of the Year Awards

A hunting monkey, 'kissing' scorpionfish and playful dolphins feature in just a few of the 130 striking photographs distinguished with honors in the competition

Charlotte, a round stingray, was determined to be pregnant, despite not having a male ray companion for at least eight years.

A Female Stingray That Hasn't Had a Mate in Eight Years Is Mysteriously Pregnant. Is a Shark the Father?

Though the round stingray, named Charlotte, shares her aquarium tank with two male sharks, experts say it is impossible for a shark to impregnate a ray

An artist’s illustration of Glikmanius careforum swimming beneath Troglocladodus trimblei in ancient waters.

Paleontologists Discover Two New Shark Species From Fossils in Mammoth Cave National Park

The "active predators" prowled the oceans more than 325 million years ago, before the time of Pangea

A great white shark cruises through Atlantic waters.

Fifty Years After ‘Jaws,’ We’ve Learned a Lot About Great Whites

Though sport fishing tournaments and other activities led to population declines in the 1970s and 1980s, more recent science and conservation efforts have helped the sharks rebound

The shark, which researchers suggest is a newborn great white, seen off California's coast in July 2023.

'Extremely Rare' Sighting of Newborn Great White Shark Reported Off California Coast

If confirmed, the discovery could shed light on where the sharks give birth and mate, which has remained mysterious to scientists

A museum curator gives a sense of scale to the reconstructed jaws of the fossil shark Otodus megalodon.

Was Megalodon Slimmer Than Previously Thought?

A new study has spurred scientists to debate the shape of prehistory’s biggest shark

A group of grey reef sharks and blacktip reef sharks at La Vallée Blanche in French Polynesia in 2018.

Sharks Are Being Killed at Rising Rates Despite Increased Regulations

Global bans on finning have inadvertently opened up shark meat markets, prompting demand for threatened species, a new study reveals

This year's list includes The Horses, Still Life, Believable: Traveling with My Ancestors, and more.

The Ten Best Photography Books of 2023

Our favorite titles this year will make readers feel the power of visual storytelling

Great white sharks were once abundant in South Africa’s False Bay and Gansbaai regions. But now, they appear to have ventured to safer waters elsewhere.

Where Did South Africa's Missing Sharks Go?

After a spate of orca attacks spooked the fish, they have now been found

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