MS-ETS1-4
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.
- Materials Science
Nanowires could lead to super-long-lived battery
Scientists have long been looking for ways to make rechargeable batteries that last forever. They now may be close. Their solution: gel-dipped nanowires.
- Health & Medicine
Injured leg? Here’s a built-in footstool
Sometimes doctors advise people to keep a leg elevated, but there’s no footstool to rest it on. A teen designed a brace with a built-in kickstand.
- Tech
New device identifies money by its color
Two teens have invented a gadget that can help the blind identify the value of a banknote based on its color.
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Teens share what inspired them in STEM
What inspires kids to pursue science, technology, engineering and math? These teens share their stories.
- Brain
Eyes offer new window into Alzheimer’s disease
The eye’s retina is distinctly different in people with Alzheimer’s disease compared to those with no signs of the malady, two teens now report finding. It could lead to earlier diagnosis of the brain disease.
- Health & Medicine
Keeping samples cool without electricity
When vaccines and blood get too warm or cold, they can become useless. Two teens invented ways to keep their temperatures just right, no matter where they are.
- Animals
What medicine can learn from squid teeth
Scientists have identified what makes a squid's sucker teeth so strong. The findings may one day prove useful in medicine.
- Health & Medicine
The cool science of hot peppers
Why are chili peppers spicy? Why does anyone crave food that burns? Uncovering this fiery veggie’s secrets could help fight pain and obesity.
- Health & Medicine
Headed to a concert this summer? Pack earplugs
Wearing earplugs at concerts and other loud events may prevent hearing loss and permanent ear damage, a new study suggests.
- Tech
How to make window ‘glass’ from wood
Scientists have come up with a way to make wood transparent. The new material could be used in everything from windows to packaging.
- Physics
Sunlight + gold = steaming water (no boiling needed)
Nano-gold is the new black, at least when it comes to absorbing heat. When tiny gold particles get together, they become energy super-absorbers — turning them black.
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A paper microscope magnifies on the go
Classroom microscopes can be clunky and costly. An inventor has designed one so small, tough and cheap that it can go home in every kid’s backpack.
