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.
By Bruce Bower
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.
More Stories in MS-ETS1-1
- 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.
- Health & Medicine
Family, friends and community inspired these high school scientists
When looking for research ideas, listen to the people around you. What problems are they facing? What could you do to help?
- Space
This space physicist uses radios to study eclipses
Nathaniel Frissell uses radio data to study how eclipses affect a layer of the atmosphere called the ionosphere.
