MS-ETS1-3
Analyze data from tests to determine similarities and differences among several design solutions to identify the best characteristics of each that can be combined into a new solution to better meet the criteria for success.
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Tech
Gravity ‘batteries’ might help a weighty renewable-energy problem
To store the energy generated by wind and solar power, researchers are looking at mammoth systems that raise and lower weights.
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Tech
New device can harvest clean energy from humid air anywhere
Unlike solar power, this new source of electricity is available day or night.
By Laura Allen -
Tech
What is my pet saying? Scientists are working to find out
Researchers are using artificial intelligence for pet-translation apps. One day, it might put into words what our furry friends are vocalizing.
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Tech
High-tech solar ‘leaves’ create green fuels from the sun
Chemists make a liquid alternative to fossil fuels from carbon dioxide, water and the sun. Their trick? They use a new type of artificial leaf.
By Laura Allen -
Tech
A ‘mini cyclone’ helps detect coronavirus in the air
A new device can detect from seven to 35 coronavirus particles per liter of air in minutes. That’s close to a PCR test’s sensitivity — but much quicker.
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Materials Science
Analyze This: A new fabric mimics polar bears’ pelts for warmth
With layers that work like polar bears’ skin and fur, a material absorbs light and keeps it from escaping.
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Tech
Nanocrystal ‘painted’ films may someday help relieve summer heat
The rainbow palette and cooling powers of new plant-based films comes from their microscopic surface patterns of tiny crystals.
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Tech
A device spots and counts honeybees hosting a dangerous parasite
At Regeneron ISEF, three teens debuted an infrared system to detect honeybees carrying mites. It can show beekeepers when a colony needs to be treated.
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Tech
A new solar-powered gel purifies water in a flash
The unusual, fruit-inspired structure of this material provides quick filtration that could satisfy people's daily water needs.
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Tech
Magnetic fields melt and re-form new shape-shifting devices
Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.
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Materials Science
Analyze This: Algae behind blue-glowing waves light up a new device
Some algae glow blue when they experience forces. Held in transparent plastic, they now make devices light up in response to gentle pushes and tugs.
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Computing
Sleep helps AI models learn new things without forgetting old ones
Breaks in training meant to mimic human sleep helped artificial intelligence learn multiple tasks.