All Stories

  1. 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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  2. Fossils

    Scientists Say: Dinosaur

    Dinosaurs emerged between 243 and 233 million years ago. While some died out 66 million years ago, others are still with us — birds.

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  3. Climate

    Surfing the winds would make future jet travel greener

    Simple route changes could drastically cut fuel use and greenhouse-gas emissions, a new study finds.

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  4. 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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  5. 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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  6. Materials Science

    Bandages made from crab shells speed healing

    The chitin in seafood wastes, insect “bones” and fungi is a chemist’s dream. Used in a new medical dressing, it beats regular gauze for wound healing.

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  7. Health & Medicine

    Could a toothpaste help treat peanut allergy?

    By rolling an immune therapy into a toothbrushing routine, one company hopes to show its product can build and maintain tolerance to peanut allergens.

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  8. Physics

    Getting cozy with a science experiment

    Items you use in your home can inspire a scientific experiment.

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  9. Environment

    The world wastes roughly a sixth of the food produced each year

    A new United Nations report shows where wastes can be reduced, which would decrease hunger and emissions of climate-warming greenhouse gases.

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  10. Health & Medicine

    Scientists Say: Placebo

    In clinical trials, scientists often test a drug or procedure against a placebo — a treatment that has no effect — to find out how well their new treatment works.

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  11. Fossils

    An ancient hippo-sized reptile may have been a speedy beast

    An Anteosaurus was a hefty reptile with a large snout. Its fossil skull hints that it may have moved fast for its time.

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  12. Animals

    Explainer: Black bear or brown bear?

    If you see a bear, check size, shape and more to find out what type it is.

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