Energy & Green Tech

Power supply: Understanding unstable grids

A sustainable energy supply requires the expansion of power grids. However, new transmission lines can also lead to grids becoming more unstable rather than more stable, as would be expected. This phenomenon is referred to ...

Internet

Cellular networks vulnerable to wildfires across U.S.

About one in four people in the United States lives in an area served by cellular phone towers at risk of an outage caused by wildfires, according to researchers at the University of Wisconsin–Madison.

Energy & Green Tech

Indoor candle device is designed to keep phones charged

An emergency generator for your phone at time of power outages? That's on offer in the form of a crowdfunded-campaign item called Candle Charger. It offers USB power when you need it, designed to keep phones souped up when ...

Automotive

General Motors broadens electric goals with new division

General Motors, which plans to go almost entirely electric by 2035, is creating a new energy division that will produce chargers for electric vehicles, as well as solar panels and other energy-related technology for homes ...

page 1 from 5