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Hákarl – fermented meat of a poisonous shark that tastes like urine-soaked mattress

November 18, 2019

Would you eat meat of a poisonous shark? No? But what if it tasted disgusting and had almost…
Resilient shark spines may inform treatment for human bone disease

August 20, 2019

Sharks don’t only have powerful jaws. They also have enviably strong spines. Their spines constantly flex when they…
Blue sharks use ocean eddies as fast-tracks to food

August 14, 2019

Blue sharks use large, swirling ocean currents known as eddies to fast-track their way to food in the…
Mastering metabolism for shark and ray survival

August 12, 2019

Understanding the internal energy flow – including the metabolism – of large ocean creatures like sharks and rays…
Research on shark vertebrae could improve treatment of bone disease in humans

July 27, 2019

Argonne National Laboratory’s storied Advanced Photon Source, home to thousands of experiments through the years, is currently aiding…
Researchers identify new species of pocket shark

July 19, 2019

A team of researchers, including two from Tulane University, has identified a new species of pocket shark, following…
Research predicts overlap of tunas, sharks and ships at sea

March 20, 2019

Maps that show where sharks and tunas roam in the eastern Pacific Ocean, and where fishing vessels travel…
Modern Connections for the Ancient Sharks of Madagascar

March 4, 2019

The word “Madagascar” conjures up images of lemurs and baobob trees—indeed, a great portion of vertebrate paleontological research…
Ancient Carpet Shark Discovered With ‘Spaceship-Shaped’ Teeth

January 24, 2019

The world of the dinosaurs just got a bit more bizarre with a newly discovered species of freshwater…
Ocean giant gets a health check

January 21, 2019

Whale sharks, the world’s largest fish, likely endure periods of starvation and may eat more plants than previously…
Shaking up the shark’s image

November 2, 2018

She’s never seen “Jaws” or heard “Mack the Knife,” but don’t underestimate Samantha Leigh’s shark credentials. She knows…
True Sanctuary for Sharks

October 18, 2018

When they first set out to follow grey reef sharks around the Republic of the Marshall Islands (RMI),…
Shark fin soup is still a driving force in shark population decline

September 14, 2018

Shark fin soup is an Asian delicacy that is costing nature so much. The problem is that shark…
Researchers use “biological passport” to monitor Earth’s largest fish

August 10, 2018

Whale sharks, the world’s largest fish, roam less than previously thought and need greater protection from local and…
3-D printers may reshape recoveries for shark bite victims

August 1, 2018

Doctors work quickly to assess the wound — a large, deep laceration; numerous puncture points; flesh missing; bone…
Researchers net crucial estimate of white shark survival

July 23, 2018

It helped marine biologists better understand the migration patterns of sharks and other sea-dwelling creatures. But like the…
Great white sharks dive deep into warm-water whirlpools in the Atlantic

June 21, 2018

It’s always good to know where great white sharks are likely to be swimming. That’s true if you’re…
Sharks missing from most tropical coral reefs

June 21, 2018

Sharks are missing from most coral reefs near where humans are fishing – even in protected areas. This…
Attacking bacteria with shark skin-inspired surfaces

June 18, 2018

Sharks are often the subject of TV specials or news stories focusing on their attacks on humans. But…
Warming oceans will affect sharks’ brains

June 18, 2018

Rising ocean temperatures due to climate change will not only be felt by smaller organisms like coral, but…
Even a shark’s electrical “sixth sense” may be tuned to attack

June 6, 2018

Imagine having superhuman hearing. You’re at a noisy, cocktail party and yet your ears can detect normally inaudible…
Electric ‘Sixth Sense’ Evolved Differently in Sharks and Skates

June 5, 2018

Sharks and ray-like skates have a sixth sense – they can detect the electrical fields produced by other…
Sharks can acquire a taste for jazz music

May 9, 2018

While for many people sharks bring to mind the Jaws theme music, it seems sharks themselves prefer jazz.   Far from mindless eating…
Ancient sharks likely more diverse than previously thought

January 16, 2018

Sharks have a reputation as ravenous hunters and apex predators, but new analysis of fossil records shows that…
To swallow food, some sharks shrug their shoulders

July 20, 2017

Sharks don’t have tongues to move food through their mouths, so instead some use their… shoulders? So say…
Declines in sharks drive ‘fatter’ fish

April 25, 2017

New research from The University of Western Australia and the Australian Institute of Marine Science (AIMS) suggests that reef…
Diving with the Sharks

March 16, 2017

Swimming with metaphorical sharks is one thing, but actually getting into the water with the razor-toothed ocean predators?…
Counting Sharks

February 26, 2017

Many shark populations around the world are known to have declined over the past several decades, yet marine…
Large marine protected areas effectively protect reef shark populations, scientists find

February 9, 2017

Researchers at Stanford University’s Hopkins Marine Station investigated the role of expanded marine protected areas (MPAs) on grey…
Sharks show novel evolution of immune, cancer-related genes

January 31, 2017

A new study of shark DNA, including from great white and great hammerhead sharks, reveals unique modifications in…
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