MS-ETS1-1
Define the criteria and constraints of a design problem with sufficient precision to ensure a successful solution, taking into account relevant scientific principles and potential impacts on people and the natural environment that may limit possible solutions.
- Physics
How polarized and UV-blocking sunglasses protect our eyes
Their filters can cut glare to help us see more clearly. The best ones also filter out the sun’s UV rays — even on cloudy days — to limit eye damage.
- Health & Medicine
TikTok skincare routines may cause more harm than good
Many videos used lots of costly skincare products full of potential irritants. And most left out the most important way to care for your skin: sun protection.
- Tech
Did builders of Egypt’s first pyramid use a water-powered elevator?
A controversial study suggests that ancient people might have used one to hoist the stones used to assemble into King Djoser’s pyramid.
- Physics
Aerodynamics involved in shooting hoops can make vehicles greener
Some ships host tall spinning cylinders that act like sails. Roughing the cylinders’ surface will greatly boost fuel efficiency, teen scientists find.
- Materials Science
A bit of electricity can glue hard metals to soft materials
Using this method to stick and unstick metals from soft materials could one day create new types of batteries.
- Tech
Lego bricks inspired a new way to shape devices for studying liquids
Inspired by Lego building blocks, the approach could enable design of adaptable tools to study how fluids move through very small spaces.
- Materials Science
Scientists Say: Semiconductor
Modern electronics, from cell phones to video games, work thanks to these conductor-insulator hybrids.
- Chemistry
Turning jeans blue with sunlight might help the environment
When dipped in indican and exposed to sunlight, yarn turns a deep blue. This process is more eco-friendly than the current denim dyeing method.
- Artificial Intelligence
A new tool could guard against deepfake voice scams
Scammers can use AI to create deepfake mimics of people’s voices. AntiFake could make that type of trick much harder to pull off.
- Earth
Experiment: Can plants stop soil erosion?
Soil erosion washes pollutants into streams and rivers — but plants may help limit that.
- Tech
Could we build a mecha?
In the movies, mechas come equipped with all kinds of abilities. But real giant robots would first have to master simpler actions, like walking and jumping.
- Tech
Artificial intelligence helped design a new type of battery
Supercomputing and AI cut the early discovery steps from decades to just 80 hours. The process led to a new solid electrolyte.
