AES says winter utility bills are often higher because it takes more energy to heat your home to the temperature you set, even if you have not changed your thermostat setting.

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In colder months, homes with electric heating can see monthly bills rise by as much as 50% compared to the moderate seasons.

Integrating this design into airplanes, ships and other crafts could reduce the amount of energy used while improving aerodynamics, Cattafesta said. "If you can reduce drag by even a fraction of a ...

The operation involves 16 helicopter flights a day that will at first deliver at least 160 tonnes of life-saving medical supplies over a week to hospitals and medical centres, army officials said.

OK, we admit, we're a long way from a carbon-free grid—but when we have one, what's the most efficient way to use that energy to fly planes? This question is explored by an interactive tool ...

Best for saving energy A mid-range air purifier that offers robust and effective performance in rooms of up to 361 square feet, and the eco mode is great for the energy-conscious. Read more below ...

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