Engineering

What is a virtual power plant? An energy expert explains

After nearly two decades of stagnation, U.S. electricity demand is surging, driven by growing numbers of electric cars, data centers and air conditioners in a warming climate. But traditional power plants that generate electricity ...

Energy & Green Tech

Smart water heating could help in South Africa's energy crisis

South Africa's energy crisis has many dimensions, from political and economic to technical and environmental. Recently, the country's power utility, Eskom, has been generating only about 60% of its capacity and has had to ...