All Stories
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Health & MedicineMDMA, the key ingredient in Ecstasy, eases symptoms of severe PTSD
By the end of the trial, 67 percent of the participants who took MDMA had improved so much that they no longer qualified as having a PTSD diagnosis.
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AnimalsThe U.S.’s first open-air genetically modified mosquitoes have taken flight
After a decade of argument, Oxitec pits genetically modified mosquitoes against Florida’s spreaders of dengue and Zika.
By Susan Milius -
AnimalsElephants are dying in droves in Botswana. Scientists don’t know why
Some type of pathogen may be behind the recent deaths of 39 elephants, a new wave that follows 350 deaths last summer.
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ClimateRivers might not be as resilient to drought as once thought
Seven years after Australia’s Millennium drought, water flow in many rivers isn’t returning to predrought levels.
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AstronomyA study of Earth’s crust hints that supernovas aren’t gold mines
Supernovas aren’t the main source of gold, silver and other heavy elements, a study of deep-sea crust suggests.
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NeuroscienceBrain implants turn imagined handwriting into text on a screen
A person who was paralyzed from the neck down was able to communicate, thanks to brain-to-text technology.
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PsychologySmall bribes may help people build healthy handwashing habits
Getting people to wash their hands is notoriously difficult. Doling out nice soap dispensers and rewards helps people develop the habit.
By Sujata Gupta -
Health & MedicineAs the COVID-19 pandemic evolves, we answer 7 lingering vaccine questions
As U.S. vaccination efforts shift to get shots to the hard-to-reach, we take a look at some big questions about vaccines that still remain.
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Materials ScienceMorphing noodles start flat but bend into curly pasta shapes as they’re cooked
Shape-shifting pasta could potentially cut down on packaging and save space during shipping.
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Science & SocietyVaccine hesitancy is nothing new. Here’s the damage it’s done over centuries
Pockets of people have railed against vaccines as long as the preventives have existed.
By Tara Haelle -
Health & MedicinePfizer’s COVID-19 vaccine recommended for adolescents by CDC committee
With the vaccine cleared for high schoolers and many middle schoolers, focus now turns to clinical trials testing COVID-19 vaccines in younger kids.
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NeuroscienceScientists remotely controlled the social behavior of mice with light
New devices — worn as headsets and backpacks — rely on optogenetics, in which bursts of light toggle neurons, to control mouse brain activity.