8,312 results
8,312 results for: Fish
- Oceans
Combining western science with Indigenous knowledge could help the Arctic
Polar marine ecologist Marianne Falardeau investigates how Arctic ecosystems are shifting under climate change.
- Science & Society
How real is the Cyclops in The Odyssey?
The iconic one-eyed monster coming to movie screens in July in The Odyssey might have more in common with tiny water critters than with humans.
- Animals
Snail slime does many jobs thanks to calcium
Snails have five distinct types of mucus, each with its own job. The mollusks tweak calcium secretions to get the chemical mixture just right.
- Animals
Crabs’ sideways walk may have evolved just once
A study of 50 crab species in Japan traces the iconic sideways walk to a single ancestor, suggesting the trait drove the group's remarkable diversity.
- Animals
Guppies fall for a classic optical illusion. Doves, usually, do too
Comparing animals’ susceptibility to optical illusions can show how perception evolved.
- Paleontology
Mummified reptile hints at the origins of how we breathe
A cave preserved two animals’ rib cages, cartilage and even traces of protein, revealing a flexible breathing apparatus like that of today’s land dwellers.
- Health & Medicine
What freediving can reveal about human health — and our limits
The practice of freediving is teaching physiologists how humans stretch their physical and mental limits, which in turn may improve treatments for lung and heart ailments.
- Microbes
New science on algae die-offs is too late for the Reflecting Pool
Iron and hydrogen peroxide trigger cell death via ferroptosis, which cascades killer molecules through the population, causing mass die-offs of algae.
- Animals
Sharks are ingesting drugs in the Bahamas
Nearly one third of sharks studied near the Bahamas’ Eleuthera Island were found to have caffeine, painkillers and other drugs in their bloodstreams.
- Animals
Honeybees and shrimp are now getting vaccinated
A shrimp vaccine for commercial use could protect the environment and prove vaccines aren’t just for vertebrates.
- Math
Huge Numbers tackles mathematics at its most incomprehensibly large
Mathematician Richard Elwes surveys googology, the study of enormous numbers, in a new book.
- Animals
These are our favorite animal stories of 2025
From clever cockatoos to vomiting spiders, these cool critters captivated us this year.
