8,313 results
8,313 results for: Fish
- 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.
- Animals
Lionfish grow wary after culling
Efforts to control invasive lionfish could make them more difficult to catch.
- Animals
Secrets of a sailfish attack
The large, long-nosed sailfish use their rostrums more like a sword than a spear to attack prey.
- 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.
- 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.
