All Stories
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TechLet’s learn about artificial intelligence
Computers are getting smarter all the time. At some tasks, they can even outsmart people.
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Health & MedicineKids lost more than learning when COVID closed their schools
The first 18 months of the pandemic has already taken a hefty academic and emotional toll on students, new research shows.
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PlanetsThis image may be the first look at exomoons in the making
These observations offer some of the best evidence yet that planets around other stars have moons, or exomoons.
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ChemistryScientists Say: Oxidation and Reduction
Oxidation and reduction are two parts of a chemical process in which one atom steals electrons from another.
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TechHeadphones or earmuffs could replace needles in some disease testing
A new system that uses earmuffs to collect gases coming out the skin could help doctors diagnose a variety of diseases, scientists say.
By Sid Perkins -
AnimalsEndangered or just rare? Statistics give meaning to the head counts
Whether studying tiny birds or massive whales, researchers collect a lot of data. The field of statistics helps them make sense of those data.
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GeneticsExplainer: Virus variants and strains
When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.
By Janet Raloff -
Health & MedicineMillions of kids have missed routine vaccines thanks to COVID-19
The missed shots brought vaccination rates for measles, diphtheria, tetanus and pertussis to their lowest levels in over a decade.
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EarthGreece’s Santorini volcano erupts more when the sea level drops
Data showing this association go back at least 360,000 years.
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Health & MedicineCOVID-19 can infect kids — and risks sickening some severely
Not all are equally impacted. Even among supposedly low risk groups, concerns intensify as the super-contagious delta variant sweeps across the globe.
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Health & MedicineWhat is the role of in-person classes in COVID-19’s spread?
New data haven’t shown that schools pose a big coronavirus risk to kids and their families, despite fears that they might.
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GeneticsHow Romanesco cauliflower grows spiraling fractal cones
By tweaking just three genes in a common lab plant, scientists have mimicked one of nature’s most impressive mathematical patterns.
By Nikk Ogasa