Engineering

Fine-tuned perovskites make blue LEDs more vibrant

Over the past decade, perovskite LEDs have become increasingly vibrant and affordable to produce. With careful tweaks to their chemical composition, these crystal-based light emitters can be tuned across the visible spectrum—matching ...

Engineering

Mechanical engineers develop buttons that rise with light

No wires. No actuators. Shine light on the metal surface, and it rises like a button. KAIST researchers have developed a metal structure that changes shape using light, without any light-absorbing coating. This technology ...

Engineering

Tiny AI device takes on one of the world's deadliest killers

Kiran Trivedi, a University of Wollongong (UOW) academic, has developed a low-cost device that identifies disease-carrying mosquitoes by the sound of their wingbeats, offering a faster alternative to traditional surveillance ...

Engineering

3D-printed bridge points the way to greener construction

Concrete is the most widely used building material on Earth, and producing it is one of the largest single sources of carbon emissions. One promising way to reduce its environmental footprint is to 3D-print concrete, laying ...

Engineering

Scientists create interactive screens that can appear on demand

Imagine reaching for a record or glancing at a map and seeing a display bloom from a small box, offering interactive guidance—and then vanishing moments later. A new device, inspired by science fiction and designed by computer ...

Engineering

Turning pulp mills into next-generation biorefineries

Georgia's $41 billion forest products industry needs a transformation, and a Georgia Tech research team is reimagining how pulp mills use energy and what they can make from their byproduct streams. For nearly a decade, Sankar ...

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