Taking inspiration from nature, scientists create a two-component catapult that overcomes limitations in 4D printing.
Technology
New inks print tiny 3D structures with ultimate precision
Defining the molecular sequence of ink ingredients gives chemical engineers precise control of microscopic 3D printing.
A biodegradable drone for environmental monitoring
The forest floor should be able to make a meal out of this new drone made of almost completely from biodegradable parts.
Using light to power wireless brain-like computers
An optical device uses light-based signals for computation and communication and is a vital step toward advanced neuromorphic computers.
Low-cost contact lenses to tackle color blindness
Scientists used 3D printing and an inexpensive ink to make colored contact lenses that could improve color distinction in color-blind people.
A battery made from food makes edible electronics palatable
An edible and rechargeable battery to power devices used for GI tract monitoring, therapeutics, and analyzing food quality.
Robotic insects that fly in teams to lift objects
To make swarms of honeybee-sized robots, researchers propose new design and fabrication methods to cut down on time and resources.
An inanimate material capable of voice recognition
A thin film composed of small magnetic whirls called skyrmions performs voice pattern recognition with an accuracy approaching 99%.
Eye tracker allows users to control robotic arm
An intelligent eye tracker allows for accurate, hands-free remote control of robots without the need for joysticks or other devices.
Using ice to make ultra-clean 2D materials
Using the adhesive properties of ice, researchers have developed a transfer method to move large sheets of 2D materials without breaking them.
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