HS-PS2-6

Communicate scientific and technical information about why the molecular-level structure is important in the functioning of designed materials.

More Stories in HS-PS2-6

  1. Tech

    High-tech solar ‘leaves’ create green fuels from the sun

    Chemists make a liquid alternative to fossil fuels from carbon dioxide, water and the sun. Their trick? They use a new type of artificial leaf.

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  2. Tech

    New thermal ‘cloak’ keeps spaces from getting too hot or too cold

     A prototype fabric could help keep cars, buildings and other spaces cooler during heat waves while also reducing greenhouse-gas emissions.

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  3. Materials Science

    This house is partly made of recycled diapers

    After being washed, dried, sanitized and shredded, used diapers were mixed with other materials to make a strong concrete.

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  4. Materials Science

    Analyze This: A new fabric mimics polar bears’ pelts for warmth

    With layers that work like polar bears’ skin and fur, a material absorbs light and keeps it from escaping.

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  5. Tech

    Nanocrystal ‘painted’ films may someday help relieve summer heat

    The rainbow palette and cooling powers of new plant-based films comes from their microscopic surface patterns of tiny crystals.

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  6. Tech

    A new solar-powered gel purifies water in a flash

    The unusual, fruit-inspired structure of this material provides quick filtration that could satisfy people's daily water needs.

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  7. Tech

    Magnetic fields melt and re-form new shape-shifting devices

    Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.

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  8. Chemistry

    Chemists have unlocked the secrets of long-lasting Roman concrete

    By searching ancient texts and ruins, scientists found a concrete recipe that could make buildings stronger — and help address climate change.

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  9. Tech

    Think of this new tech as sunglasses for our windows

    Keeping buildings cool can use a lot of energy. Thanks to quantum computing, engineers designed a coating to cut the warming light that enters windows.

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