Energy & Green Tech

Waste not, want watts: Turning waste into energy

The race is on to reuse waste as energy in the most effective way possible. Combined heat and power is an old idea for saving fuel with a new imperative to slash emissions. Innovative furnaces based on biofuel systems will ...

Engineering

Closed-loop additive manufacturing fueled by upcycled plastic

Researchers at the Department of Energy's Oak Ridge National Laboratory have developed an upcycling approach that adds value to discarded plastics for reuse in additive manufacturing, or 3D printing. The readily adoptable, ...

Electronics & Semiconductors

Tiny devices pave way for self-charging smart tech

Self-charging smartwatches and health trackers could be a step closer following the development of tiny mechanical devices powered by movement, a study suggests.

Engineering

Q&A: Making Earth-friendly electronics

The very components that make electronics fast and easy to use also make their disposal an environmental nightmare. Components of smartphones, computers and even kitchen appliances contain heavy metals and other compounds ...

Robotics

Mining garbage and the circular economy

Over the last century, we have mined more and more raw materials, and manufactured products from those materials. Increased prices for mined raw materials and improved recycling technology have enabled some industries to ...

Energy & Green Tech

Electric vehicles could be powered by hydrogen harvested from sewage

Wastewater treatment is vital to remove pathogens, but is incredibly energy intensive. The ability to treat it more sustainably is a challenge researchers from WMG, University of Warwick have been able to achieve, using recycled ...

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