Energy & Green Tech

Low Rhine deepens Germany's energy crisis

A hot, dry July made worse by climate change has raised the risk that the German economy could run aground as sinking Rhine waters make shipping along the river harder.

Electronics & Semiconductors

Ink coating could enable devices powered by heat

Researchers in Sweden report that they are closing in on a way to replace batteries for wearables and low-power applications in the internet of things (IoT). The answer lies in an ink coating that enables low-grade heat, ...

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