Electronics

Self-heating, fast-charging batteries could speed up EV adoption

By Faye Oney / July 17, 2018

Researchers at Penn State University have developed a self-heating and self-charging lithium-ion battery that can charge itself in 15 minutes at temperatures as low as -45 degrees F. Their technology could speed up adoption of electric vehicles.

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Video: Watch these 3-D printed magnetic devices change shape and perform tricks

By Faye Oney / July 11, 2018

Researchers at MIT have fabricated small flexible magnetic structures using a 3-D printer and ink fused with magnetic particles. The structures could be used to remotely control biomedical devices for drug delivery or for pumping blood, among other functions.

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Video: Watch a simple fabric wristband control small household appliances

By Faye Oney / June 20, 2018

Researchers have devised a simple electronic textile that uses carbon nanotubes to provide an electrical charge. The device enables users to control a computer or small appliance by swiping a finger over the fabric.

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Video: Tiny devices deliver drugs, treat diseases through wireless technology

By Faye Oney / June 13, 2018

Researchers have developed a technology to power tiny implantable devices that could be used to monitor medical conditions or treat diseases from inside the human body. The technology uses radio waves, rather than batteries, to power and communicate with the devices.

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Video: Move over driverless cars—These 3-D printed autonomous boats reduce traffic by hauling goods, people

By Faye Oney / June 6, 2018

We have driverless cars. What about driverless boats? Researchers at MIT have designed an autonomous 3-D printed boat that can transport people and deliver goods to their destinations, reducing traffic on roads.

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Building a better battery: New design weaves together anode, cathode, separator for quicker charges

By Faye Oney / May 25, 2018

Researchers have developed a groundbreaking proof-of-concept battery that interweaves the anode, cathode, and separator in a self-assembling structure. Their work could change the way future batteries are designed for more efficient charging.

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Video: Watch how a little paint can turn a basic wall into an interactive surface

By Faye Oney / May 23, 2018

Using conductive paint, researchers at Carnegie Mellon University have transformed an ordinary wall into an interactive surface that can track electrical devices, appliances, and even a human’s touch.

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Video: Watch this 3-D printer print an electronic device on human skin

By Faye Oney / May 16, 2018

Researchers have successfully used a 3-D printer to print an electronic circuit on human skin. The technology could help soldiers on the battlefield to detect chemical or biological agents, and the medical field for treating wounds and constructing skin grafts.

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New simpler recycling process extracts rare-earth magnets from discarded electronics

By Faye Oney / May 11, 2018

Researchers have developed a simple process for extracting rare-earth magnets from discarded electronic devices. Their method reduces manufactured waste and recycles materials into magnets for other uses.

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Video: Your skin becomes the touchscreen for this futuristic projector smartwatch

By April Gocha / May 9, 2018

Researchers and engineers at Carnegie Mellon University and ASU Tech Co. Ltd. in China have a solution that thinks outside the box—a smartwatch that has a built-in projector that instead turns your skin into the touchscreen.

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