Energy & Green Tech

Powering devices—with a desk lamp?

Batteries power most of our devices, and even some cars. But researchers now report in ACS Applied Materials & Interfaces a step toward running electronic devices in homes and offices on the light coming from lamps scattered ...

Internet

Google Maps shows COVID-19 hot spots

Google is updating its free mapping service this week with color-coding that maps out areas infected with COVID-19 cases, the search giant said in a blog post Thursday.

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