Earth and Human Activity
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AnimalsSpidey sense: They can hear you!
Surprise! At least some spiders can hear us. Even without eardrums, jumping spiders can still detect airborne sounds from across the room.
By Susan Milius -
OceansBeaches can be a germy playground
Infectious microbes can flourish on sandy beaches. Scientists are now exploring how to find and monitor these hotspots for pollution that can make vacationers sick.
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OceansCreative ways to help coral reefs recover
Coral reefs are under siege from threats ranging from climate change to explosives. But scientists are developing ways to rebuild reefs before they disappear.
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TechWater sensor quickly detects algal poison
A new sensor can detect poisons from harmful algae within minutes so that drinking-water plants can start timely treatments.
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EnvironmentLaundering clothes may send indoor pollutants outdoors
Clothing absorbs pollutants from indoor air. During washing and drying, the fabric releases those chemicals into the outdoor environment, a new study finds.
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Teachers talk about climate change, and kids are listening
Teachers may help convince students that climate change is real. But when it comes to what’s behind that change, many kids appear to rely on more than those educators.
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Health & MedicineU.S. to outlaw antibacterial soaps
Soaps with germ-killing compounds promise cleaner hands. But manufacturers couldn’t show they offer any safety advantage. Now the U.S. government is banning them.
By Helen Thompson and Janet Raloff -
Health & MedicineCool Jobs: Linking animal health to human health
Scientists who watch out for diseases in wild animals also can play a role in keeping people from getting sick.
By Liz Devitt -
EcosystemsAlgae embedded in sea ice drive the Arctic food web
Scientists traced where zooplankton in the Arctic get their energy from. Many open ocean species rely on algae found in sea ice, which is disappearing.
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ClimateScientists Say: Albedo
To measure how much light reflects off an object, scientists measure its albedo.
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EnvironmentSomething in plastics may be weakening kids’ teeth
The body can confuse some pollutants for a natural hormone. Researchers in France now find such pollutant exposures in childhood may lead cells to make defective tooth enamel.
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EnvironmentNon-scents: Pollution can confuse pollinators’ sniffers
New research uses computers to predict how much longer it takes bees and other pollinating insects to sniff out lunch in a polluted environment.