Life
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EnvironmentNative ‘snot’
The ‘rock snot’ choking rivers may be native algae. Experts blame its sudden and dramatic emergence on changes in Earth’s atmosphere, soils and climate.
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FossilsThese prehistoric fliers likely nested together
Fossils in nest of newfound pterosaur species suggest these animals were part of a social network — and may even have lived communally.
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AnimalsFree 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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GeneticsNewfound DNA ‘enhancer’ behind many natural blonds
Some snippets of DNA other than genes play a role in giving some people of European a golden crown of hair.
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AnimalsDecoding bee dances
Biologists have started eavesdropping on bees — or their dancing sign language — to identify where these buzzers prefer to forage. This info is pointing to which bee-friendly habitats may be most important to preserve.
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AnimalsTeen studies water strider disappearing act
As a child, Xidian Zhang loved to play with water striders. Now they’re gone, and pollution may be the reason. This teen’s findings earned him a spot at the 2014 Intel International Science and Engineering Fair.
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AnimalsA science fair project makes bug killing sweet
Simon Kaschock-Marenda wanted to see how flies responded to different sweeteners. Along the way, he discovered an insecticide that would pose little risk to people. And the 14-year-old is now a published author on a scientific paper.
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AnimalsTrees: Koala air conditioning
When koalas sprawl over a tree branch, they may not be lazy. They just might be taking advantage of some natural cooling — enough to survive a heat wave.
By Susan Milius -
PlantsTaking 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.
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AnimalsMosquitoes, be gone!
An extract of local seeds in Puerto Rico may be the key to keeping mosquitoes away. It kills the larval insects and repels the biting adults.
By Sid Perkins -
BrainFootball hits the brain hard
The brain’s hippocampus helps store memories. It is smaller in college football players — especially if they have suffered concussions.
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AnimalsKilling mosquitoes with cashews
When dengue fever came to his hometown, Gabriel Galdino looked for ways to stop its carrier, the mosquito. His findings got him a spot at the 2014 Intel International Science and Engineering Fair.