Microbes
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AnimalsCool Jobs: Finding new uses for nature’s poisons
Scientists study toxins and other natural compounds in search of alternatives to ineffective antibiotics and dangerous pesticides.
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Health & MedicineNobel goes for developing drugs from nature
The 2015 Nobel Prize in medicine went to scientists who used nature as the model for important human drugs to combat malaria and serious infections.
By Tina Hesman Saey and Laura Sanders -
Agriculture‘Wildlife-free’ farms don’t make salads safer
Scientists find that removing wildlife from farms did not make raw vegetables safer to eat.
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AnimalsChikungunya wings its way north — on mosquitoes
A mosquito-borne virus once found only in the tropics has adapted to survive in mosquitoes in cooler places, such as Europe and North America.
By Nathan Seppa -
Health & MedicineHow ‘brain-eating’ amoebas kill
When people infected with a “brain-eating amoeba” die, their own immune systems might be to blame.
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Health & MedicineFive things to know about ‘brain-eating’ amoebas
These parasites can be scary, but they rarely trigger infections. Still, knowing more about them can help you avoid behaviors that heighten risks.
By Janet Raloff -
MicrobesBacteria help water effortlessly go with the flow
By adding bacteria to water, scientists were able to make a fluid flow with almost no resistance.
By Andrew Grant -
ChemistryBacteria become source of ‘greener’ blue jeans
Manufacturing indigo to dye blue jeans now relies on harmful chemicals. But researchers have found a less polluting way to produce the blue tint: bacteria.
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Health & MedicineHow this vitamin can foster pimples
Oh no! Vitamin B12 can cause skin bacteria to secrete chemicals that cause zits.
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Health & MedicineNew ways to fight the flu
Influenza sickens millions each year. A worldwide epidemic could kill many of them. Fortunately, new ways to fight the flu offer hope — before it’s too late.
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GeneticsA germ stopper for blood products
A new system can disable almost all viruses or bacteria that are lurking in donated blood platelets and plasma.
By Tara Haelle -
Health & MedicineMERS virus hits South Korea hard
MERS — a killer viral disease — emerged for the first time only three years ago. That was in the Middle East. Now it has spread to Asia.