MS-LS2-1
Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem.
- Animals
A library of tweets (and howls and grunts)
The Macaulay Library houses a world of animal sounds. And now anyone with an Internet connection can check out this audio collection.
- Animals
Free app tracks fireflies
Scientists are worried about firefly populations. Now you can use a free app to map firefly flashes, and contribute data to tracking the health of this popular summertime bug.
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Science stars are on display at the White House
One hundred students from 30 states participated in the fourth annual White House Science Fair in Washington, D.C.
- Plants
Taking a long look at lichen
Lichens may not look like much, but they play a vital role in our ecosystems. ISEF finalist Madeline Handley decided learn more about the lichens in her native Alaska.
- Animals
Tiny earthworms’ big impact
Invasive earthworms change North American landscapes, for better or worse.
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- Environment
Cleaning up fish farms
Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.
- Animals
A fallout feast for crabs
Crabs can take advantage of hot, toxic plumes from undersea vents to feed on poisoned plankton.
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