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Search results for 3-D printing

Archaeology May 15, 2025

Harvard thought it had a cheap copy of the Magna Carta. It turned out to be extremely rare

Harvard University for decades assumed it had a cheap copy of the Magna Carta in its collection, a stained and faded document it had purchased for less than $30.

Agriculture May 7, 2025

How maximum security prison inmates and officers worked together to create a farm behind bars

At Macquarie Correctional Centre in western New South Wales, a story of collaboration and persistence is unfolding. Inmates and prison officers are farming commercial quantities of fresh food in a purpose-built indoor facility.

Biotechnology Apr 30, 2025

Portable bio-battery uses living hydrogels for targeted nerve signal modulation

Bio-batteries constructed by electroactive microorganisms have unique advantages in physiological monitoring, tissue integration, and powering implantable devices due to their superior adaptability and biocompatibility. However, ...

Economics & Business Apr 24, 2025

What 2,000 years of Chinese history reveals about today's AI-driven technology panic and future of inequality

In the sweltering summer of AD18, a desperate chant echoed across China's sun-scorched plains: "Heaven has gone blind!" Thousands of starving farmers, their faces smeared with ox blood, marched toward the opulent vaults held ...

Biotechnology Apr 1, 2025

Compostable sensors could help grow impact of digital agriculture

Screen-printed, biodegradable soil sensors that can be composted at the end of their lifecycle could enable farmers to improve crop yields while reducing electronic waste, researchers say.

Optics & Photonics Dec 13, 2023

Researchers create stable hybrid laser by 3D printing micro-optics onto fibers

For the first time, researchers have shown that 3D-printed polymer-based micro-optics can withstand the heat and power levels that occur inside a laser. The advance enables inexpensive, compact, and stable laser sources that ...

Space Exploration Oct 30, 2023

To advance space colonization, team explores 3D printing in microgravity

Research from West Virginia University students and faculty into how 3D printing works in a weightless environment aims to support long-term exploration and habitation on spaceships, the moon or Mars.

Optics & Photonics Jul 14, 2023

Rapid fabrication of a polymer lens on a laser chip for miniaturized spectroscopy

There is a growing demand for portable gas sensors, from both environmental and health sciences users as well as industry. Resonant optical sensors, in particular planar micro-resonators, combine high sensitivity and small ...

Materials Science Jul 7, 2023

Climate-friendly air conditioning inspired by termites

The climate control used by termites in their mounds could inspire tomorrow's climate-smart buildings. New research from Lund University in Sweden shows that future buildings inspired by the termites could achieve the same ...

Materials Science May 31, 2023

You can make carbon dioxide filters with a 3D printer

In a new study, North Carolina State University researchers demonstrated that it's possible to make carbon dioxide capture filters using 3-D printing. Specifically, they printed a hydrogel material that can hold carbonic ...

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