8,233 results
8,233 results for: Fish
- Animals
Shy fish no bigger than a pinkie provide much of the food in coral reefs
More than half of the fish flesh that predators in coral reefs eat comes from tiny, hard-to-spot species.
- Animals
Cold War nuclear test residue offers a clue to whale sharks’ ages
One unexpected legacy of the Cold War: Chemical traces of atomic bomb tests are helping scientists figure out whale shark ages.
- Physics
Collisions reveal new evidence of ‘anyon’ quasiparticles’ existence
Scientists report evidence that a class of particle called an anyon appears in two-dimensional materials.
- Animals
Glowing frogs and salamanders may be surprisingly common
A widespread ability to glow in striking greens, yellows and oranges could make amphibians easier to track down in the wild.
- Life
How much space does nature need? 30 percent of the planet may not be enough
Nations are drafting a plan to protect 30 percent of Earth by 2030 to save biodiversity. The number reflects politics more than scientific consensus.
- Animals
Deep-sea fishes’ eye chemistry might let them see colors in near darkness
An unexpected abundance of proteins for catching dim light evolved independently in three groups of weird deep-sea fishes.
- Environment
50 years ago, American waterways were getting more protections
A 1970 bill that became the Clean Water Act helped to double the number of U.S. waterbodies clean enough for swimming and fishing. In January, the U.S. administration changed how waters were defined, effectively removing those protections for half the country’s wetlands.
- Climate
Rapid sea level rise could drown protective mangrove forests by 2100
Mangroves have kept up with rising water so far, but new research reveals their limits.
- Space
To rehearse Perseverance’s mission, scientists pretended to be a Mars rover
Seven Mars scientists pretended to be the Mars Perseverance rover on a training exercise in the Nevada desert.
- Life
Wolves regurgitate blueberries for their pups to eat
The behavior, documented for the first time, suggests that fruit may be more important to wolves than previously thought.
- Oceans
Oceans that are warming due to climate change yield fewer fish
Warming water due to climate change is diminishing sustainable fishery yields in the world’s oceans.
- Materials Science
A new cooling technique relies on untwisting coiled fibers
A “twist fridge” operates via twistocaloric cooling, a technique that generates cooling by unraveling twisted strands.
