A former lab rat, Esther Landhuis is a California-based freelance journalist who writes about biomedicine and STEM diversity. Her stories have also appeared in Science News, Scientific American, NPR, Nature, Chemical & Engineering News and Undark.
All Stories by Esther Landhuis
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Microbes
Explainer: Where antibiotics came from
A mold proved the source of the first known antibiotic: penicillin. But chemical dyes would lead to the first antibiotics used in treating people.
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Plants
Wily bacteria create ‘zombie’ plants
Scientists have discovered how some plant pathogens ensure their own survival by transforming flowering plants into strictly leaf-producing ones. These green ‘zombies’ attract insects that the parasites need to help them spread to other plants.
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Fossils
Scary ‘chicken’ roamed Earth with T. rex
Scientists have just pieced together evidence of a weird new dinosaur that sported sharp claws, feathers and a beak. And it just may have been one of the last dinos to roam Earth about 67 million years ago.
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Health & Medicine
Some of chocolate’s health benefits may trace to ‘bugs’
Dark chocolate offers people a number of health benefits. A new study finds that the breakdown of chocolate by microbes in the human gut be behind some benefits.