HS-ETS1-4

Use a computer simulation to model the impact of proposed solutions to a complex real-world problem with numerous criteria and constraints on interactions within and between systems relevant to the problem.

  1. Tech

    Teens’ new tech would send alerts to reduce preventable deaths

    A trio of teen innovations created devices that can speed up the response time to pool accidents, overheating in cars and combat-related injuries.

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  2. Physics

    A new clock shows how gravity warps time — even over tiny distances

    This clock measured how gravity changes the passage of time in different places — even spots just one millimeter apart.

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  3. Physics

    Muons reveal the inner worlds of pyramids, volcanoes and more

    Tracking these subatomic particles can uncover surprising hidden structures.

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  4. Space

    Some of the sun’s iconic coronal loops may be ghostly illusions

    Wrinkles in the sun’s outer atmosphere might trick the eye into seeing glowing arches, scientists now report.

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  5. Tech

    Teen-designed tech could expand access for people with disabilities

    Several inventors at the 2022 Regeneron ISEF competition offered creative solutions that translate sign language and help blind people navigate.

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  6. Space

    We finally have an image of the black hole at the heart of our galaxy

    New observations from the Event Horizon Telescope reveal the chaotic region around the Milky Way’s central black hole, Sagittarius A*, in extreme detail.

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  7. Computing

    Facial expressions could be used to interact in virtual reality

    New technology allows people to interact with virtual environments using just their facial expressions.

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  8. Environment

    We all unknowingly eat plastic, which may host toxic pollutants

    In the environment, plastics attract all types of toxic chemicals. If ingested, new data show, chemicals on those plastic bits may harm the gut.

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  9. Animals

    Mosquitoes see red, which may be why they find us so appealing

    Mosquitoes not only see colors, but also prefer certain ones, such as the hues of human skin.

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  10. Tech

    A new device uses atoms’ quantum weirdness to peer underground

    Quantum sensors like this one could monitor magma beneath volcanoes or uncover archaeological artifacts.

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  11. Health & Medicine

    Sickle-cell gene therapies offer hope — and challenges

    Doctor Erica Esrick discusses existing treatments and an ongoing clinical trial for a gene therapy to treat sickle cell disease.

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  12. Tech

    Scientists Say: Machine learning

    Machine learning allows computers to learn new skills without programmers having to write out step-by-step instructions.

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