Life
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AnimalsSnout goo may help sharks sense prey
Scientists may be one step closer to understanding how sharks sense their prey. Pores on their snout and face are lined with a gel that may help relay electrical currents created by prey’s movements.
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AnimalsLeapin’ eels! Video shows they attack with zaps
When a predator threatens an electric eel from above, the animals leap up to deliver a shocking defense.
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LifeHow a moth went to the dark side
Peppered moths and some butterflies are icons of evolution. Now scientists have found a gene responsible for making them so.
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AnimalsThe turning of wolves into dogs may have occurred twice
The process of turning wolves into dogs, called domestication, may have occurred twice — in the East and the West — ancient DNA suggest.
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EnvironmentTeens use science to worm through plastic waste
Some beetle larvae can eat plastic, which might be good for our pollution problem. But which types eat the most can vary a lot, these young scientists find.
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AnimalsCatching ‘Dory’ fish can poison entire coral reef ecosystems
More than half of saltwater-aquarium fish sold in the United States may have been caught in the wild using cyanide, new data show.
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EnvironmentFighting big farm pollution with a tiny plant
Fertilizer runoff can fuel the growth of toxic algae nearby lakes. A teen decided to harness a tiny plant to sop up that fertilizer.
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BrainTeen drinking may damage ability to cope with stress
Teens are often tempted to drink alcohol. Drinking too much — and repeatedly — can hurt their ability to manage stress, a study in rats indicates.
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LifeScientists Say: Exocytosis
For a cell to remove something large from inside itself, it turns to a process called exocytosis.
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GeneticsWhy some frogs can survive killer fungal disease
A disease is wiping out amphibian species around the globe. New research shows how some frogs develop immunity.
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EnvironmentUh oh! Baby fish prefer plastic to real food
Given a choice, baby fish will eat plastic microbeads instead of real food. That plastic stunts their growth and makes them easier prey for predators.
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AnimalsThe shocking electric eel!
Electric eels are fascinating animals. Their powerful zaps can act like a radar system, trick fish into revealing their location and then freeze their prey’s movements.
By Roberta Kwok