Ecosystems
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Health & Medicine
Breaking down the science behind some of your favorite summer activities
Inject some science into your summer.
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Ecosystems
Why some insect eggs are spherical while others look like hot dogs
Analyzing a new database of insect eggs’ sizes and shapes suggests that where eggs are laid helps explain some of their diversity of forms.
By Yao-Hua Law -
Animals
Parasites ruin some finches’ songs by chewing through the birds’ beaks
Parasitic fly larvae damage the beaks of Galápagos finches, changing their mating songs and possibly causing females to pick males of a different species.
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Oceans
The world’s fisheries are incredibly intertwined, thanks to baby fish
A computer simulation reveals how one nation's management of its fish spawning grounds could significantly help or hurt another country's catch.
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Paleontology
Hyenas roamed the Arctic during the last ice age
Two teeth confirm the idea that hyenas crossed the Bering land bridge into North America, a study finds.
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Ecosystems
Many of the world’s rivers are flush with dangerous levels of antibiotics
Antibiotic pollution can fuel drug resistance in microbes. A global survey of rivers finds unsafe levels of antibiotics in 16 percent of sites.
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Environment
Some Canadian lakes still store DDT in their mud
Yesterday’s DDT pollution crisis is still today’s problem in some of Canada’s lakes.
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Life
Some fungi trade phosphorus with plants like savvy stockbrokers
New views show how fungi shift their stores of phosphorus toward more favorable markets where the nutrient is scarce.
By Susan Milius -
Chemistry
Carbon plays a starring role in the new book ‘Symphony in C’
In Symphony in C, geophysicist Robert Hazen explores carbon’s ancient origins, its role in life and its importance in the modern world.
By Sid Perkins -
Animals
Worms lure two new species of hopping rats out of obscurity
In the Philippines, scientists have identified two new species of shrew-rat, an animal whose limited habitat plays host to remarkable biodiversity.
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Environment
Chemicals in biodegradable food containers can leach into compost
PFAS compounds from compostable food containers could end being absorbed by plants and later eaten by people, though the health effects are unclear.
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Environment
How one fern hoards toxic arsenic in its fronds and doesn’t die
To survive high levels of arsenic, a fern sequesters the heavy metal in its shoots with the help of three proteins.