Motion and Stability: Forces and Interactions

  1. Chemistry

    A soil-based ‘concrete’ could make buildings green, even on Mars

    A new soil-based material offers an alternative to concrete for 3-D printing environmentally friendly buildings.

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  2. Physics

    Researchers reveal the secret to the perfect football throw

    The tip of a spiraling football follows the ball’s path. If you know a thing or two about gyroscopes, this is not what you’d expect.

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  3. Environment

    Why today’s ‘fast fashions’ can be bad for the planet

    The constant buy-wear-toss cycle of fast fashion isn’t sustainable. It hurts the environment and takes a toll on our wallets, too.

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  4. Environment

    Old clothes soon may be recycled, not trashed

    One day, clothes may be recycled almost as much as plastics and glass are now. See how chemists are moving us in that direction.

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  5. Chemistry

    Here’s how to make flip-flops biodegradable

    Innovative flip-flops made from an algae-based plastic decompose in soil or compost. The comfy shoes also avoid use of fossil fuels.

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  6. Physics

    Scientists Say: Velocity

    Velocity is more than speed. It is both speed and the direction in which an object is traveling.

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  7. Animals

    The diabolical ironclad beetle is nearly unsquishable

    The diabolical ironclad beetle is an incredibly tough little creature. A peek inside its exoskeleton reveals what makes it virtually uncrushable.

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  8. Tech

    This artificial skin feels ‘ghosts’ — things you wish were there

    Engineers have developed a wearable device that simulates the sense of touch. It may benefit robotic surgery and deep-sea exploration.

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  9. Tech

    Ordinary paper turns into flexible human-powered keypad

    Engineers have figured out how to turn sheets of paper into rugged, low-cost electronic devices, such as a computer keypad.

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  10. Materials Science

    Analyze This: Insect shells could help builders on Mars

    When mixed with rocky soil, a compound called chitin makes a strong material. It could be pulled from the shells of insects used for food.

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  11. Tech

    ‘Frozen smoke’ could protect electronics from annoying static

    A fluffy material made from cellulose nanofibers and silver nanowires can protect electronic devices by blocking more than 99.99 percent of disrupting interference, a new study reveals.

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  12. Science & Society

    Batteries not included: This Game Boy look-alike doesn’t need them

    Game Boy revolutionized the gaming industry. A newer version could help slow the rate of climate change.

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