Science & Society
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AnimalsUtah mink is first known case of the coronavirus in a wild animal
A wild mink appears to have picked up the novel coronavirus from farmed animals. Such spread in the wild does not appear common.
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PsychologySuffering from racist acts can prompt Black teens to constructive action
Stress from experiencing racist acts can lead Black teens to recognize and confront racism and fight for social justice.
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ArchaeologyThis prehistoric woman from Peru hunted big game
Women in the Americas speared large prey as early as 9,000 years ago, new archaeological evidence suggests.
By Bruce Bower -
Health & MedicineWarning! Junk foods can harm a teen’s brain
The adolescent brain has a hard time resisting junk food. But high-fat, high-sugar diets can interfere with learning and pose risks to mental health.
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Health & MedicineCOVID-19 risk linked to vaping, but addicted kids find it hard to stop
Coronavirus risk offers a good reason to quit smoking e-cigarettes, except that’s really hard. And lots of kids were trying even before the pandemic hit.
By Janet Raloff -
Health & MedicineThese free programs can help teens seeking to quit vaping
Most kids don’t know where to find help to stop using e-cigarettes. But new teen-friendly programs are emerging.
By Janet Raloff -
EnvironmentBatteries not included: This Game Boy look-alike doesn’t need them
Game Boy revolutionized the gaming industry. A newer version could help slow the rate of climate change.
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PhysicsTrees power this alarm system for remote forest fires
Wind moving through tree branches is all the energy needed to power devices that can detect a remote fire before it rages into an uncontrolled inferno.
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HumansYou should guess answers to your homework before searching online
Over a span of 11 years, an increasing share of students performed more poorly on exams than on their homework. Online homework help may explain why.
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ClimateChanging climates can take cooling tips from warm regions
When summer heat waves hit northern cities, people might look to keep cool using tropical building strategies — and forgotten architectural wisdom.
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Health & MedicineTrio wins 2020 Nobel for discovery of hepatitis C
It took 50 years from discovery of hepatitis C to its cure. For their pivotal work in this area, three men will take home a 2020 Nobel Prize.
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LifeScientists Say: Theory
A theory is an explanation of how part of the world works. It’s one that’s been tested many times and in many ways.