Science & Society

  1. Chemistry

    Lots of makeup may contain potentially harmful ‘forever chemicals’

    Hints of PFAS compounds have turned up in about half of tested makeup products. Waterproof mascaras and lipsticks were very likely to contain them.

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  2. Humans

    How scientists can get a better picture of our extinct relatives

    Facial reconstructions of extinct species have historically been more art than science. Some researchers hope to change that.

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  3. Tech

    No animal died to make this steak

    The ribeye steak is the first of its kind, and the latest in a growing list of meats printed with a 3-D bioprinter instead of being harvested from an animal.

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  4. Materials Science

    Copper ‘foam’ could be used as filters for COVID-19 masks

    The lightweight new material could serve as a washable and recyclable, eco-friendly alternative for many current mask filters.

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  5. Psychology

    Most people will add something — even when subtracting makes more sense

    People default to adding when solving puzzles and problems, even when subtracting works better. That could underlie some modern-day excesses.

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  6. Space

    Here’s why people picked certain stars as constellations

    Patterns of human eye movement help explain why particular sets of stars form iconic shapes, a high school student showed.

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  7. Earth

    Earth as you’ve never seen it before

    Earth is a sphere. Flat maps distort features on that sphere, usually by a lot. Now three scientists think they may have the best solution yet for flattening the planet.

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  8. Psychology

    Too much sitting could hurt your mental health

    As inactivity increases, so does risk of depression and other mental health problems, new studies show. But breaks for even light activity can help.

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  9. Health & Medicine

    Six tips to build more movement into your day

    Most people don’t move enough. The trick is to do what you can whenever you can, even if it’s just standing up more than once an hour and walking a bit.

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  10. Science & Society

    How schools can reduce excessive discipline of their Black students

    Black middle- and high-school students miss four times as much school as white children due to suspensions. What might help shrink this discipline gap?

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  11. Health & Medicine

    Brown bandages would help make medicine more inclusive

    Peach-colored bandages label dark-skinned patients as unusual, says med student Linda Oyesiku. Brown bandages expand who’s seen as normal.

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  12. Environment

    COVID-19 cut pollution in 2020, warming the atmosphere

    Pandemic-related lockdowns briefly warmed the planet. The reason: The cleaner air carried fewer planet-cooling aerosols.

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