817 results
817 results for: Sharks
- Oceans
Fish escapes from marine farms raise concerns about wildlife
Farmed salmon, sea bass and other fish frequently escape from sea cages into the ocean. Will these runaways harm native wildlife?
- Materials Science
Shark jelly is strong proton conductor
A jelly found in sharks and skates, which helps them sense electric fields, is a strong proton conductor.
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July 9, 2016
In the July 9 SN: The psychology of terrorism, shots against addiction, hobbit history, spacetime ripples spotted again, first European fire, chiral molecules in space, shark jelly and more.
- Paleontology
True nature of ‘Tully monster’ revealed
The identity of a 300-million-year-old enigmatic creature known as the “Tully monster” is a mystery no longer.
- Oceans
Magnetism from underwater power cables doesn’t deter sea life
High-voltage power cables that ferry electricity across the seafloor do not negatively impact local fish and crabs, new studies show.
- Animals
Slow-moving nurse sharks have a metabolism to match
The nurse shark has the slowest metabolism of any shark measured so far, a new study finds.
- Animals
Sharks follow their noses home
Leopard sharks draw on scents to navigate back to shore, study suggests.
- Life
‘Racing Extinction’ documents plight of endangered species
The new documentary "Racing Extinction" offers hope that people can halt the sixth mass extinction.
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November 14, 2015
In the Nov. 14 SN: Rethinking Earth’s boring billion, culinary cartography on Ceres, blood in the brain, tangled web of microbes, quantum computing with silicon, dimetrodon vs. shark, and more
- Paleontology
300 million-year-old giant shark swam the Texas seas
Fossil find shows oldest known ‘supershark,’ about the size of a limo, prowled the ocean 300 million years ago.
- Paleontology
Dimetrodon’s diet redetermined
The reptilelike Dimetrodon dined mainly on amphibians and sharks, not big herbivores as scientists once believed.
- Animals
What happens to animals in a hurricane?
Hurricanes can be devastating to animals on land and in the sea, but they can also provide opportunities.
