Oceans
Small swimmers may play huge role in churning the seas
Hoards of migrating shrimp and krill can cause large-scale water movements in the ocean, a new study suggests.
HS-LS2-4
Use a mathematical representation to support claims for the cycling of matter and flow of energy among organisms in an ecosystem.
More Stories in HS-LS2-4
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AgricultureSheep poop may spread poisonous weed
Fireweed is a poisonous plant in Australia. Sheep can eat it without hurting themselves. But a teen found those sheep may be spreading more weeds.
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AnimalsIndustrious badger caught burying an entire cow
Badgers are known to bury small animals. That allows them to save a meal for future dining. Now researchers have caught them caching something much bigger: young cows.
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EnvironmentCleaning up water that bees like to drink
Plant roots suck up pesticides used on soils, then release them into water that can seep from their leaves. This is a sweetened water that bees love to sip. A teen figured out how to remove most of the pesticide with bits of charcoal.
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AnimalsMalaria parasites lure mosquitoes to infected hosts
Malaria parasites leave behind an alluring molecule in their hosts’ blood. It draws mosquitoes to sip it, helping spread the disease these carry.
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ComputingGerms power new paper batteries
New paper-based batteries rely on bacteria to generate electricity. These ‘papertronic’ power systems may be a safer choice for remote sites or dangerous environments.
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EnvironmentFood-like smell on plastic may lure seabirds to eat it
When plastic smells like supper, seabirds and other animals can be fooled into thinking it is food.
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EnvironmentOcean of the future may make shrimp small and colorful
Carbon dioxide released into the air can end up in the ocean, making it more acidic. A teen showed that this acidification could shrink shrimp and make them more colorful.