HS-ETS1-3

Evaluate a solution to a complex real-world problem based on prioritized criteria and trade-offs that account for a range of constraints, including cost, safety, reliability, and aesthetics, as well as possible social, cultural, and environmental impacts.

  1. Plants

    Perfect pitch? Scientists lay new grounds for World Cup ‘26

    High-tech turfgrass carpets will be unrolled in 16 stadiums across North America — including five that must survive despite getting no natural sunlight.

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  2. Chemistry

    New polish could turn long nails into touchscreen styluses

    It registers nails' touch by disrupting the touchscreen’s electric field. But this high-tech varnish isn’t ready to hit store shelves yet.

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  3. Artificial Intelligence

    Don’t trust AI for help with citations, science-fair judges warn

    Fake, AI-generated citations have begun disqualifying major science-fair projects. Such ‘ghost’ references even haunt research journals.

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  4. Artificial Intelligence

    A new shield could guard AI agents against cyberattacks

    A teen’s software could help guard AI that handles sensitive data against sneaky “prompt injection attacks.”

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  5. Environment

    Teen engineer finds eco-friendly way to fight harmful algal blooms

    The Netflix series Outer Banks inspired this teen engineer to help clean up algal blooms in a local waterway.

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  6. Tech

    This Band Aid-like device could let you ‘feel’ the virtual world

    Using a grid of tiny, fast-moving dots, this device realistically renders virtual textures by mimicking the feel of real-world objects.

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  7. Space

    Artemis II just made a historic loop around the moon

    The astronauts had a front-row view of the lunar farside and the first eclipse ever seen from the moon.

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  8. Tech

    These smart robots are smaller than a grain of salt

    Such tiny robots could someday explore the cellular realm to study health and treat diseases.

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  9. Agriculture

    This engineer designed a device to make farm work easier

    Juan Espinoza engineered a device to help ease physical demands on workers at citrus farms.

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  10. Tech

    New light-activated coating can kill stubborn germs

    Based on graphene, this new material can knock out hard-to-kill germs on contact — even in your mouth.

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  11. Artificial Intelligence

    Bots have their own social network, and it’s worrying experts

    Security experts warn that Moltbook, which launched last month, is a "nightmare" where people may get their bots to steal others’ identities and money.

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  12. Health & Medicine

    You need to eat protein — but the right mix really matters

    All proteins are not equal, research is showing. So while most Americans get plenty of protein, they might not be eating the most nutritious blend.

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