MS-ETS1-2
Evaluate competing design solutions using a systematic process to determine how well they meet the criteria and constraints of the problem.
- 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.
- Physics
Experiment: Make your own cents-able battery
Make your own ‘voltaic pile’ with pennies and nickels, and find out how many coins will make the most electricity!
- Archaeology
A tattoo experiment hints at how Ötzi the Iceman got his ink
The findings challenge a common idea about how the mummified man got marked with dark lines.
- 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.
- Health & Medicine
A new type of immune cell may cause lifelong allergies
These special memory cells were present in people with allergies and absent in those without.
- Earth
Experiment: Can plants stop soil erosion?
Soil erosion washes pollutants into streams and rivers — but plants may help limit that.
- Physics
Forests could help detect ‘ghost particles’ from space
If trees could act as natural antennas, one physicist proposes that they just might pick up signals of hard-to-spot ultra-high energy neutrinos.
- 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.
- Plants
This urban gardener is mimicking nature to create healthier plants
Urban garden specialist Kwesi Joseph is experimenting with rock dust and plants. He also helps New York City community and school gardens with gardening problems.
- 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.
