Engineering Design

  1. Environment

    Cheatgrass thrives on the well-lit urban night scene

    Middle-grade campers team up with ecologists at Denver University to show that streetlights boost the growth of a reviled invasive species.

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  2. Tech

    Synthetic trees could tap underground water in arid areas

    They also could also help coastal residents mine fresh water from salty sources.

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  3. Animals

    Will the woolly mammoth return?

    Scientists are using genetic engineering and cloning to try to bring back extinct species or save endangered ones. Here’s how and why.

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  4. Animals

    Cloning boosts endangered black-footed ferrets

    A cloned ferret named Elizabeth Ann brings genetic diversity to a species that nearly went extinct in the 1980s.

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  5. Brain

    Scientists Say: Haptic

    Haptic is an adjective used to describe things related to our sense of touch.

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  6. Health & Medicine

    Cannabis may alter a teen’s developing brain

    Marijuana use between ages 14 and 19 was linked to faster thinning of brain regions important in decision-making.

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  7. Tech

    Tiny swimming robots may help clean up a microplastics mess

    Big problem, tiny solution. Researchers in the Czech Republic have designed swimming robots that can help collect and break down microplastics.

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  8. Health & Medicine

    Discovering the power of placebos

    If you take a fake pill and expect to feel better, you may. Researchers are learning how this placebo effect works and how to use it to help patients.

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  9. Environment

    Wildfire smoke seeds the air with potentially dangerous microbes

    Studies now show that most wildfires don’t kill microbes. That’s fueling worries about what risks these smoke hitchhikers might pose to people.

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  10. Animals

    Analyze This: Sharks aren’t as scary as what you see on TV

    In Shark Week shows, scientists found mixed messages about sharks, insufficient research support and little info on conserving endangered animals.

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  11. Tech

    Let’s learn about artificial intelligence

    Computers are getting smarter all the time. At some tasks, they can even outsmart people.

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  12. Tech

    Headphones or earmuffs could replace needles in some disease testing

    A new system that uses earmuffs to collect gases coming out the skin could help doctors diagnose a variety of diseases, scientists say.

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