Ecosystems: Interactions, Energy, and Dynamics
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Health & MedicineClay: A new way to fight germs?
Geologists have discovered a type of volcanic clay that shows promise in fighting infections — maybe even ones resistant to antibiotic medicines.
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ChemistryChemistry: Green and clean
“Green” means environmentally friendly and sustainable. Green chemistry creates products and processes that are safer and cleaner — from the start.
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AnimalsElephants appear to be super sniffers
Elephants are not only massive, but also possess the most odor-detecting genes of any animal known, new research shows.
By Nsikan Akpan -
EnvironmentBug-killer linked to decline in birds
One of the most popular chemicals used to protect crops from bugs may also take a toll on birds, a Dutch study finds. U.S. farmers also rely on these insecticides, a second study finds.
By Stephen Ornes and Janet Raloff -
MicrobesThe Bahamas’ African roots
Ocean bacteria may have built the Bahama islands, fed by dust blown across the Atlantic from the Sahara Desert.
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AnimalsBugs may have made us brainy
Finding and eating bugs when other food was scarce helped primates — including our ancestors — evolve bigger and better brains. At least that’s the conclusion of a new study in Costa Rica.
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AnimalsKeep the lights on for National Moth Week
Helping scientists is as easy as leaving your porch light on. Photograph the moths you see and upload them to the Internet for science.
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MicrobesThe war on superbugs
Doctors and scientists are exploring ways to stem the growing global crisis of antibacterial resistance.
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MicrobesExplainer: What you can do to fight antibiotic resistance
Doctors and scientists are not the only people who can help preserve the effectiveness of life-saving antibiotics. Even patients have a role to play, as these tips show.
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MicrobesThe HIV cure — that wasn’t
Immediate and aggressive drug treatment of a baby born with HIV appeared to have cured the girl. In fact, a follow-up shows, she still has the disease.
By Janet Raloff -
MicrobesSuperbugs: A silent health emergency
Have antibiotics become too popular? Overusing these medicines fuels resistant germs that pose a global health threat.
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AnimalsTeen shows salty lionfish are getting fresh
Lauren Arrington kept spotting lionfish in rivers near her Florida home. Her science fair project probed how much fresh water these ocean fish could stand — and led to a published research paper.