812 results
812 results for: Sharks
- Earth
Ancient marine reptiles losing their cool
Warm-bloodedness may help explain the creatures’ evolutionary success, a new study suggests.
- Earth
Moby Dick meets Jaws
A recently discovered fossil demonstrates that giant whales weren’t always as gentle as they are today.
- Plants
Chlorophyll gets an ‘f’
New variety of photosynthetic pigment is the first to be discovered in 60 years
- Chemistry
Repellent slime has material virtues
Threads isolated from hagfishes' defensive goo demonstrate superior strength and flexibility.
- Humans
Geographic profiling fights disease
Widely used to snare serial criminals, a forensic method finds application in epidemiology.
- Health & Medicine
Open Water, Open Mouths: Scuba divers face infection risks
A new study takes a stab at quantifying the risks that waterborne bacteria and viruses pose to scuba divers.
- Animals
Seabirds take record summer vacations
Sooty shearwaters that breed in New Zealand have set a new record for off-season travel, covering 64,000 kilometers between visits to their mating ground.
- Earth
Sharks, dolphins store pollutants
Florida's top aquatic predators are rapidly accumulating high concentrations of brominated flame retardants and other persistent toxic chemicals.
- Animals
Do flies eat their sibs before birth?
A tiny fly that parasitizes cicadas could be the first insect species that's recognized to practice prenatal cannibalism.
- Animals
Too Few Jaws: Shark declines let rays overgraze scallops
A shortage of big sharks on the U.S. East Coast is letting their prey flourish, and that prey is going hog wild, demolishing bay scallop populations.
- Animals
Virgin Birth: Shark has daughter without a dad
DNA testing of two sharks confirms an instance of reproduction without mating, adding a fifth major vertebrate lineage to those known for occasional virgin births.
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