Develop a model to generate data for iterative testing and modification of a proposed object, tool, or process such that an optimal design can be achieved.

  1. Health & Medicine

    Cool Jobs: Finding foods for the future

    What's for dinner... tomorrow? Scientists are developing new foods to meet the demands of the growing population in a changing world.

  2. Computing

    These young scientists are passionate about tech and math

    The 2015 Broadcom MASTERS International delegates show why math and computer skills are key to the success of science-fair projects.

  3. Computing

    Computing: Swapping a glove for the keyboard

    Sensor-studded gloves, designed by a Texas teen, might someday serve as a virtual keyboard or musical instrument — or even help interpret sign language.

  4. Tech

    This door handle kills germs

    A high-tech door handle may cut down on disease transmission, say its teen developers. The system is powered by simply opening and closing the door.

  5. Space

    Collecting trash in space

    Space junk threatens satellites that cost millions of dollars. But one teen has come up with an idea to collect and dispose of that orbiting trash.

  6. Health & Medicine

    Bones: Custom cushioning helps heal a bad break

    If the stiff casts encasing broken limbs included an inflatable air bladder instead of a soft lining, costly and painful complications experienced by some patients during healing might be avoided, two teens reported at the 2015 Intel ISEF competition.

  7. Cookie Science 16: If I had to do it all again

    My second cookie experiment didn’t turn out quite like I planned. Here’s what I would do differently, knowing what I do now.

  8. Health & Medicine

    Injected nanoparticles treat internal wounds

    Soldiers wounded in a bombing could be treated with a shot of specially designed nanoparticles that stop bleeding and inflammation in the lungs.

  9. Physics

    News Brief: As timely as it gets

    A newly modified atomic clock won’t lose or gain a second for 15 billion years. This timepiece is about three times more precise than an earlier version.

  10. Space

    Mini-sats: The trick to spying Earth-bound asteroids?

    NASA is supposed to begin nonstop screening by 2020 for all asteroids that could pose a threat to Earth. Some astronomers now think the only way to affordably meet that deadline is by using mini-satellites

  11. Chemistry

    Goopy tech leaves older 3-D printing in its wake

    A new way of 3-D printing combines light and oxygen to create solid objects from liquid resin. The method quickly creates detailed objects.

  12. Tech

    ‘Smart’ clothes generate electricity

    Scientists in South Korea have developed a fabric that captures energy from its wearer’s motions and turns it into electricity.