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Engineering

Beyond welding: Researchers 3D-print a single complex structure containing two metals

A team of Penn State researchers has used a new 3D-printing method to produce a complex metal build that was once only possible with welding: fusing two metals together into a single structure.

Energy & Green Tech

Strain 'trick' improves perovskite solar cells' efficiency

Researchers at EPFL have found a way to dramatically reduce energy loss and boost efficiency in perovskite solar cells by incorporating rubidium using lattice strain—a slight deformation in the atomic structure that helps ...

Engineering

Recycling wind turbine blade materials to make improved plastics

A new method to recycle wind turbine blades without using harsh chemicals resulted in the recovery of high-strength glass fibers and resins that allowed Washington State University researchers to repurpose the materials to ...

Energy & Green Tech

New coal capacity hit 20-year low in 2024: report

The world added the smallest amount of new coal capacity in two decades last year, a report said Thursday, but use of the fossil fuel is still surging in China and India.

Business

Researchers teach LLMs to solve complex planning challenges

Imagine a coffee company trying to optimize its supply chain. The company sources beans from three suppliers, roasts them at two facilities into either dark or light coffee, and then ships the roasted coffee to three retail ...

Energy & Green Tech

Study reveals chromium's role in molten salt reactor corrosion

High temperatures and ionizing radiation create extremely corrosive environments inside a nuclear reactor. To design long-lasting reactors, scientists must understand how radiation-induced chemical reactions impact structural ...