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. Earth

    These ultra-long experiments outlive their scientists — on purpose

    To study phenomena that unfold over decades or even centuries, scientists may launch projects they may never see finished.

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  2. Science & Society

    Behold the world’s weirdest library — which might save your life

    This bizarre collection of “standard reference materials” help ensure the safety of waterways, buildings, medicines, foods and much more.

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  3. Artificial Intelligence

    AI shouldn’t be trusted with your mental health, teen finds

    Her research suggests that ChatGPT and similar AI systems are not suitable replacements for human therapists.

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  4. Chemistry

    Structures that work like Hermione’s magic handbag land a chemistry Nobel

    Richard Robson, Susumu Kitagawa and Omar Yaghi developed these metal-organic frameworks, which can trap pollutants, collect water from air and more.

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  5. Health & Medicine

    Floss delivers flu vaccine to mice needle-free

    The creative solution may one day allow people to vaccinate themselves — no injection needed.

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  6. Physics

    Discoveries behind quantum computers win the Nobel Prize in physics

    John Clarke, Michel Devoret and John Martinis turned up quantum effects in an electric circuit. This 1980s find underlies today’s quantum computers.

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  7. Space

    35 years on, Hubble continues to revolutionize astronomy

    The Hubble Space Telescope is an icon in astronomy. Here are some of its most out-of-this-world images.

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  8. 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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  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. Tech

    This 3-D printed robot runs on air, not electricity

    The soft, flexible robot can cover uneven ground and even walk underwater.

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  11. Life

    Research without lab animals? New tech is making it possible

    For decades, scientists have worked to phase out the use of animals in research. AI, ‘lungs’ on a chip and more are bringing that goal closer.

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  12. Environment

    Eco-friendly sunscreen? That’s bananas!

    Bananas make their own natural sunscreens. A teen thinks these could work to protect our skin as well, while being safe for aquatic life.

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