8,246 results
8,246 results for: Fish
- Environment
Mangrove forests expand and contract with a lunar cycle
The carbon-sequestering trees grow in a roughly 18-year cycle according to tides influenced by the moon’s orbit, a study in Australia finds.
- Life
Video reveals that springtails are tiny acrobats
Poppy seed–sized cousins of insects, famed for wild escape leaping, right themselves in mid-falls faster than cats.
- Health & Medicine
Microplastics are in our bodies. Here’s why we don’t know the health risks
Researchers are racing to try to understand how much humans are exposed and what levels are toxic.
- Climate
Climate change could turn some blue lakes to green or brown
As temperatures rise, more than 1 in 10 of the world’s blue lakes could change color, reflecting holistic shifts in lake ecosystems.
- Animals
50 years ago, eels’ navigation skills electrified scientists
Excerpt from the June 24, 1972 issue of Science News
- Animals
Ed Yong’s ‘An Immense World’ reveals how animals perceive the world
The book showcases the diverse sensory abilities of other animals and how their view of the world is different from our own.
- Animals
Huge numbers of fish-eating jaguars prowl Brazil’s wetlands
Jaguars in the northern Pantanal ecosystem primarily feed on fish and caiman, living at densities previously unknown for the species.
- Science & Society
COVID-19 has killed a million Americans. Our minds can’t comprehend that number
We intuitively compare large, approximate quantities but cannot grasp such a big, abstract number as a million U.S. COVID-19 deaths.
- Climate
How an Indigenous community in Panama is escaping rising seas
The Indigenous Guna peoples' relocation from Panama could offer lessons for other communities threatened by climate change.
- Animals
Vinegar eels can synchronize swim
Swarming, swimming nematodes can move together like fish and also synchronize their wiggling — an ability rare in the animal kingdom.
- Paleontology
Mammal ancestors’ shrinking inner ears may reveal when warm-bloodedness arose
An abrupt shift in inner ear shape of mammal ancestors 233 million years ago, during a time of climate swings, points to evolution of warm-bloodedness.
- Paleontology
Spinosaurus’ dense bones fuel debate over whether some dinosaurs could swim
New evidence that Spinosaurus and its kin hunted underwater won't be the last word on whether some dinosaurs were swimmers.
