Uncategorized

  1. Humans

    Eight billion people now live on Earth — a new record

    The global population hit this milestone on November 15, according to an estimate from the United Nations.

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  2. Agriculture

    Let’s learn about eating bugs

    Eating more insects, rather than pork, beef or other kinds of meat, may be better for the planet.

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  3. Earth

    Analyze This: Wildfires are pumping more pollution into U.S. skies

    Researchers wanted to study the health effects of wildfire smoke. But they realized they didn’t know where it was and how much exposure people had.

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  4. Brain

    Scientists Say: Glymphatic System

    The glymphatic system bathes the brain in cleansing fluids during sleep and clears away harmful cellular waste.

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  5. Physics

    Protons may be stretchier than physicists had thought

    Physicists looked at how the quarks that make up protons move in response to electric fields. And they found more movement than expected.

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  6. Animals

    Insect swarms might electrify the air as much as storm clouds do

    Honeybees that flew over a voltage sensor sparked a new look at the effect of insects on electricity in the atmosphere.

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  7. Chemistry

    Explainer: What is a hydrogel?

    These unusual materials have a host of unusual properties. You can even make a starch-infused version in your kitchen.

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  8. Math

    Scientists Say: Mean, median and mode

    Mean, median and mode are all different ways to describe the middle value in a dataset.

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  9. Environment

    ‘Forever’ chemicals show up in students’ school uniforms

    Researchers found PFAS “forever chemicals” in kids’ school uniforms and other clothing. Studies have linked these compounds to health risks.

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  10. Animals

    If mosquitoes vanished, would we miss them? Vampire spiders might

    Vampire spiders get their meals from blood-filled Anopheles mosquitoes. But if those insects disappear, the spiders will likely adapt.

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  11. Health & Medicine

    Should we use a genetic weapon against mosquitoes carrying malaria?

    One gene drive to eliminate malaria seems to work in the lab. Now it’s time to ask local people if they want it released in the wild.

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  12. Animals

    Some seabirds survive typhoons by flying into them

    Some birds take massive detours to avoid cyclones. But shearwaters caught between land and the storm’s eye sometimes fly toward the storm’s center.

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