8,272 results
8,272 results for: Fish
- Materials Science
A charge for freezing water at different temperatures
Experiments use positive and negative forces to control ice formation at temperatures well below the normal freezing point.
- Paleontology
Sail-backed dinos had semiaquatic lifestyle
Isotopic analyses of fossils suggest the carnivores had crocodile-like habits.
- Health & Medicine
Dolphins may offer clues to treating diabetes
Insulin-resistance switch helps maintain glucose levels in dolphin brains, suggesting possible clues to treating diabetes in people.
- Science & Society
Placement of marine reserves is key
A study finds that focusing on the heaviest-fished areas can help meet conservation goals.
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From sleep to science literacy at the 2010 AAAS meeting
Read Science News' complete coverage of the American Association for the Advancement of Science meeting held February 18–22, 2010 in San Diego, Calif.
- Ecosystems
Sperm whales may team up to herd prey
Data recorders yield first hints of coordinated feeding behavior.
- Life
Ultraviolet freckles start fish fights
Two damselfish species use short wavelengths to recognize rivals’ spots.
- Ecosystems
Sea of plastics
Oceanographers are finding more patches of floating polymers, some up to 20 meters deep.
- Life
Mature females key to beluga sturgeon survival
Hatchery fish are unlikely to restore caviar-producing fish populations, a new assessment finds.
- Life
Evolutionary genetic relationships coming into focus
Researchers have filled in about 40 percent of the tree of life for mammals and birds, but other vertebrates lag behind.
- Life
Ingredients of hagfish slime revealed
Figuring out the ingredients still doesn’t explain how the fishes avoid premature mucus explosions
- Paleontology
Fossilized poop bears tooth marks
Shark-bitten fecal matter probably came from an assault on an ancient croc.
