778 results
- Animals
Scientists piece together clues in a shark ‘murder mystery’
A missing porbeagle shark was likely killed by a great white. It’s the first known case of adult porbeagles being hunted by a predator, scientists say.
- Paleontology
Some of Earth’s extinct giants may have been smaller than thought
Evolving techniques and data indicate some ancient giants like Dunkleosteus and Megalodon may have been smaller than initial estimates suggested.
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- Paleontology
How did an ancient shark parasite end up fossilized in tree resin?
A worm preserved in 99-million-year-old amber resembles modern flatworms in shark intestines. The rare finding has scientists stumped.
- Animals
Here’s how many shark bites there were in 2023
The chance of being bitten by a shark is still incredibly slim, according to a new report from the Florida Museum of Natural History.
- Animals
Does this drone image show a newborn white shark? Experts aren’t sure
If a claim of the first-ever sighting of a newborn white shark holds, it could help solve a mystery of where adult white sharks give birth.
- Oceans
National Geographic’s ‘OceanXplorers’ dives into the ocean’s mysteries
National Geographic’s documentary series ‘OceanXplorers,’ produced by James Cameron, invites you aboard one of the most advanced research vessels in the world.
- Life
Megalodon, the largest shark ever, may have been a long, slender giant
The ancient shark is typically imagined with the scaled-up stout frame of a modern great white. But in life, the giant may have been more elongated.
- Neuroscience
Some healthy fish have bacteria in their brains
Animals including mammals usually protect their brains from infiltrating microbes that can cause disease. But some fish seem to do just fine.
- Animals
Why a small seabird dares to fly toward cyclones
Tracking data show that Desertas petrels often veer toward cyclones and follow in their wake, perhaps to catch prey drawn to the surface.
- Health & Medicine
This python-inspired device could make rotator cuff surgeries more effective
A new device, modeled after a python’s teeth and grip, could double the strength of rotator cuff repairs and prevent retearing after surgery.
- Paleontology
Megalodon sharks may have become megapredators by running hot
O. megalodon sharks were warm-blooded megapredators. But colder-blooded great white sharks may have had an evolutionary edge when food sources dwindled.
