All Stories

  1. Humans

    Seven steps to boost your mood

    Give yourself some quality “me time” every day. The goal is self-care and expression that can liberate you — and maybe even bring joy.

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  2. Humans

    Being a teen has always been hard; now it’s especially so

    More U.S. children and teenagers are reporting mental illness than ever. With not enough doctors to treat all of them, here’s how to find help.

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  3. Tech

    Balsa wood transistors could usher in ‘greener’ electronics

    Researchers in Sweden coaxed wood to conduct electricity, then used it to make a climate-friendlier building block of electronics.

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  4. Animals

    These penguins nap 10,000 times a day, for seconds at a time

    Such an extreme sleep schedule may help nesting chinstrap penguins protect their young while still getting more than 11 hours of shut-eye.

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  5. Archaeology

    Analyze This: Stonehenge’s ‘Altar Stone’ has mysterious origins

    After a century of searching for the source of the Altar Stone, scientists have yet to figure out where ancient people got the rock.

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  6. Health & Medicine

    Scientists Say: Calorie

    These little units help us measure energy transfer in chemistry, nutrition and beyond.

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  7. Physics

    Experiment: Where does a bouncing basketball’s energy go?

    Let’s explore whether energy loss to heat could explain why a basketball doesn’t bounce back to its original height.

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  8. Psychology

    Pets and other animals can boost health and well-being

    Living with animals seems to provide some health benefits, from lower stress levels to a stronger immune system.

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  9. Chemistry

    Pollution power? A new device turns carbon dioxide into fuel

    Scientists made a device that converts the greenhouse gas into formate. This salt can then run a fuel cell to make electricity.

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  10. Animals

    Like tiny Jedis, rats can move digital objects with their brains

    Rats imagined their way through a 3-D virtual world in a new study. The results hint at how brains think about places they aren’t physically in.

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  11. Tech

    Offshore wind farms could do far more than just make clean power

    Offshore wind farms cost more than onshore ones. But their ability to make ‘green’ hydrogen and capture carbon dioxide could help this wind power pay off.

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  12. Life

    Has the Endangered Species Act saved species from extinction?

    After 50 years, this landmark law has kept many species alive — but few wild populations have recovered enough to come off the “endangered” list.

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