All Stories
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ClimateLet’s learn about solar power
Solar power is a way to harness energy from the sun, and lessen our reliance on fossil fuels.
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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 -
AnimalsOne hummingbird survives cold nights by nearly freezing stiff
To survive a freezing night, hummingbirds in the Andes mountains go very still, slow their heart rate and let their body temperature plummet.
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BrainScientists Say: Narcotic
Scientists refer to a narcotic as a drug that stops pain, but the word can be used in other ways as well.
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GeneticsGene editing can alter body fat and may fight diabetes
Researchers have long dreamed of using brown fat to fight obesity and diabetes. Work in animals shows they’re closing in on achieving that dream.
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Health & MedicineSurviving Mars missions will take planning and lots of innovation
Astronauts that go to Mars will need protection from microgravity and radiation, plus mini-medical devices to diagnose problems and manage emergencies.
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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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AgricultureStudent scientists work to help all of us survive a warmer world
From glaciers in the refrigerator to a rover in the field, here’s how young scientists are looking to help us adapt to climate change.
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ClimateThe faster trees grow, the younger they die
As climate change spurs forest tree growth, it also shortens trees’ lives. That results in a quicker release of climate-warming carbon back into the atmosphere.
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GeneticsSome Neandertal genes may up the risk of severe COVID-19
Most of the affected people descend from communities in South Asia or live in Europe today.
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PhysicsScientists Say: Gravity
Gravity is a fundamental force that attracts objects with mass to other objects with mass. It decreases with distance.