Energy & Green Tech

How Europe could slash its cooling footprint with chilled water

As climate change warms the world, we increasingly need to find ways to efficiently cool our buildings—whilst also lowering our emissions to attempt to halt the temperature rise as much as possible. Traditional air conditioners ...

Engineering

Using heating systems to provide effective cooling

Climate change is causing a persistent increase in the number of hot summer days. Offices and homes are getting hotter, and the nights bring little respite from the heat. Against this backdrop, a significant increase in new ...

Energy & Green Tech

Rolls-Royce: Zero emissions bird set for 2020

Rolls-Royce has taken the wraps off its one-seater electric plane. This was a first look that drew global interest from news sites last week, as the big date is set for Spring next year to fly. The plane could become the ...

Energy & Green Tech

A cooling system without harmful refrigerants

A discovery from 1917 becomes viable for the future. A team of researchers at the Fraunhofer Institute for Physical Measurement Techniques IPM is developing efficient magnetocaloric cooling systems that make do without harmful ...

Energy & Green Tech

A new way to provide cooling without power

MIT researchers have devised a new way of providing cooling on a hot sunny day, using inexpensive materials and requiring no fossil fuel-generated power. The passive system, which could be used to supplement other cooling ...

Energy & Green Tech

Why aren't there electric airplanes yet?

As electric cars and trucks appear increasingly on U.S. highways, it raises the question: When will commercially viable electric vehicles take to the skies? There are a number of ambitious efforts to build electric-powered ...

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