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. Space

    Fairy tale inspiration could help rovers explore risky places

    Taking a cue from Hansel and Gretel, scientists propose a way for rovers to send back data from treacherous terrain.

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  2. 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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  3. Fossils

    This ancient bird rocked a head like a T. rex

    This bird from 120 million years ago had a head like a dinosaur and a body more like today’s birds.

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  4. Computing

    Scientists Say: Code

    Writing code allows people to tell computers and other smart devices what to do.

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  5. Tech

    Think twice before using ChatGPT for help with homework

    ChatGPT is a new AI tool that generates well-formed writing and code. Despite many benefits, it makes cheating easy and can supply bad information.

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  6. Tech

    New robot can pick up a single drop of liquid

    The new device, which looks like a pair of plastic pinchers, is the first to be able to pick up individual droplets of liquid.

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  7. Tech

    Can a robot ever become your friend?

    Social robots can teach, help and keep people company. What would it take for machines to form real friendships with people? And do we even want that?

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  8. Health & Medicine

    Should we use a genetic weapon against mosquitoes carrying malaria?

    One gene drive to eliminate malaria seems to work in the lab. Now it’s time to ask local people if they want it released in the wild.

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  9. Tech

    Can computers think? Why this is proving so hard to answer

    In 1950, Alan Turing proposed a test to tell a human from a computer. Today, that Turing test may tell us more about ourselves than about machines.

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  10. Fossils

    Bizarre ancient critter has spines but no anus 

    The spiny discovery moves this minion lookalike off a distant limb on the human family tree.

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  11. Tech

    No trees were harmed to 3-D print this piece of wood

    How clever! Scientists used print-speed adjustments to control how flat, 3-D printed shapes morph into complex wooden objects.

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  12. Animals

    Analyze This: Bulky plesiosaurs may not have been bad swimmers after all

    Long-necked plesiosaurs were thought to be slow swimmers. But new research suggests the animals’ large size helped them overcome water resistance.

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