Search Results for: Fish
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Health & Medicine
Induced labor doesn’t necessarily kick off cascade of interventions
A large analysis of clinical trials finds that jump-starting labor actually leads to fewer C-sections, a finding that runs contrary to common birthing wisdom.
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Life
Dinos straddled line between cold- and warm-blooded
Tyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds.
By Meghan Rosen -
Chemistry
Why death smells so deadly
Pinning down animals' odor detectors gives researchers a way to study aversion or attraction to certain objects. And understanding how these behavioral responses work will help researchers clarify why humans feel disgust.
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Physics
Quantum droplet discovered
Electrons and holes gather to form a tiny, liquidlike particle.
By Andrew Grant -
Life
Antianxiety drugs affect fish, too
Perch swim more and eat faster when exposed to concentrations of an antianxiety medication found in rivers.
By Erin Wayman -
Health & Medicine
Brush kids’ teeth with just a little fluoride toothpaste
The American Dental Association has released new brushing guidelines for infants.
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Animals
The hottest guy guppies stand out in a crowd
A new study shows that sexy male guppies are the ones who stand out the most, the rarest in the crowd. But what is the rare male effect for?
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Psychology
Babies learn some early words by touch
Tactile cues provided by caregivers give infants a leg up on learning words for body parts.
By Bruce Bower -
Animals
How the ghost shark lost its stomach
The lack of a digestive organ in fish and other animals is linked to genetics.
By Susan Milius -
Microbes
Gut bacteria respect diets, not borders
Malawian and Guahibo gut microbiomes resembled those of herbivorous mammals, while American guts were more similar to carnivores’.
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Animals
Small sperm whale species share a diet
Dwarf and pygmy species of sperm whales overlap in what they eat, and that could be a problem as the food web changes around them.