8,271 results
8,271 results for: Fish
- Earth
Bed of Armor: Large rocks hold fast in flooding streams
The relative proportions of rocks of various sizes in gravel-lined streams remain constant, even during substantial floods.
- Ecosystems
Where Tuna Go: Atlantic fish mix for feeding, not spawning
The largest high-tech tag study yet of Atlantic bluefin tuna suggests that two groups mix on feeding grounds but spawn on opposite sides of the ocean.
- Animals
Alive and Knocking: Glimpses of an ivory-billed legend
New observations confirm that the famed ivory-billed woodpecker has not gone extinct after all.
- Earth
Nanowaste: Predicting the environmental fate of buckyballs
The potentially harmful effects of buckyballs in aquatic environments could vary depending on the chemistry of the water.
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Mapping Aroma: Smells light up distinct brain parts
The sense of smell may have its own brain atlas.
- Health & Medicine
Tracking down an emerging disease
By examining geographic patterns of outbreaks of a disfiguring skin disease in tropical nations, scientists are finding tentative clues about how the ailment spreads.
- Tech
Sensor measures mass of one DNA molecule
A new biosensor that can detect the mass of a single DNA molecule could lead to faster and more accurate screening for HIV infection, cancer, and other diseases.
- Animals
He Clones, She Clones: Dad, mom ants as different species
In the little fire ant, males and queens clone themselves, the closest science has gotten to declaring males and females as separate species.
- Plants
Honey, We Shrank the Snow Lotus: Picking big plants reduces species’ height
Years of harvesting the larger plants of a Himalayan wildflower used in traditional medicines may be driving the evolution of a stubbier plant form.
- Animals
Is eyeless sea creature fishing with a red light?
Researchers off the coast of California have captured three deep-water siphonophores, relatives of jellyfish, and observed in the lab that the creatures twitch little red lights that could be lures for fish.
- Earth
Arctic Foulers: Foraging seabirds carry contaminants home
When seabirds go out looking for food, they can bring home traces of pollutants that build up around their nesting colonies.
- Animals
Meat-Eating Caterpillar: It hunts snails and ties them down
A newly named species of Hawaiian caterpillar sneaks up on a resting snail and quickly spins silk strands around it, lashing it to the spot, and then eats it.
