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  1. Tech

    Pickleballs inspire a new way to reduce drag on vehicles

    Dimples in a skin can be adjusted on demand to reduce drag or to steer where a vehicle goes.

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  2. Chemistry

    Newfound ‘anti-spice’ compounds tame chili peppers’ heat

    Five compounds make some chili peppers taste less spicy than others. Scientists are still figuring out why.

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  3. Space

    Scientists Say: Lagrange point

    Between and around a two-body system — such as the Earth and sun — there are five points of prime celestial real estate.

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  4. Space

    Megastars shredded by black holes offer new type of cosmic explosion

    Called extreme nuclear transients, these events are 30 to 1,000 times as bright as supernovas — and their glow may persist for a year or more.

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  5. Animals

    Frogs evolved a wide variety of vocal sacs to amplify their ribbits

    Maybe you've seen frogs with ballooning throats, but what about pop-out poofs and fat ear bumps?

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  6. Humans

    Vacation could provide teens time to practice independence

    A poll shows U.S. parents are reluctant to let teens go places alone on vacation. Giving teens more independence may help their mental health.

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  7. Physics

    How polarized and UV-blocking sunglasses protect our eyes

    Their filters can cut glare to help us see more clearly. The best ones also filter out the sun’s UV rays — even on cloudy days — to limit eye damage.

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  8. Animals

    Scientists Say: Kleptopredation

    It’s a hunter-eat-hunter world out there, and this feeding strategy gives some double-dipping predators a competitive edge.

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  9. Health & Medicine

    TikTok skincare routines may cause more harm than good

    Many videos used lots of costly skincare products full of potential irritants. And most left out the most important way to care for your skin: sun protection.

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  10. Animals

    Young capuchins are kidnapping baby howler monkeys

    The disturbing habit has emerged among capuchin monkeys on a remote island off Panama. Scientists are baffled — and concerned.

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  11. Math

    Experiment: M&M’S geometry

    The amount of candy in an M&M’S bag is never enough, but just how much is it? Let’s find out which geometric formula gives the best estimate.

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  12. Fossils

    North American rhinos once gathered in large, hippo-like herds

    The stumpy-legged rhinos survived until about 12 million years ago, when a supervolcano’s ashfall smothered their world.

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