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dark energy

Homes being tested inside the Energy House 2.0 climate-controlled chamber

Environment

Green home designs put to the test in giant climate-controlled chamber

Roof-mounted heat pumps and heat-harvesting showers are among the green home technologies being put through their paces in a research facility in Manchester, UK

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Black hole

Space

Dark energy may have been hiding in the cores of black holes all along

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Eggs boiling on an electric stove

Environment

Is it greener to use gas or electricity to heat your home and cook?

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Energy saving concept. Paper cut of eco on green grass; Shutterstock ID 381769096; purchase_order: -; job: -; client: -; other: -

Environment

The 2000-watt energy saving challenge may be hard, but it’s worthwhile

Leader

The hunt for dark matter: The universe's mysterious gravitational glue

Physics

The hunt for dark matter: The universe's mysterious gravitational glue

Features

Mature man sitting working from home in a red puffer coat, scarf and wooly hat - Cost of Living Crisis

Environment

The truth behind how to reduce your energy use and still live well

Features

Three smokestacks from a coal-burning power plant send up plumes of white smoke into a blue sky

Environment

US megadrought has led to more air pollution from power plants

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2HJ1JYB Buildings in the near north side Chicago skyline bask in the late evening sun not long before sunset.

Environment

Smart cladding could control whether buildings retain or emit heat

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Sheep lying under solar panels

Life

Putting solar panels in grazing fields is good for sheep

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Pleco, the world?s lightest autonomous waterless solar panel cleaning robot. The robot is specifically designed to handle the unique safety and efficiency challenges involved in cleaning C&I installations.

Technology

Solar panel cleaning robot can be dropped off and picked up by drone

Dirty solar panels reduce global solar energy output as much as 5 per cent, but a start-up in Israel has tested drone delivery of a new autonomous robot to clean rooftop arrays

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Environment

Surplus wind energy to heat water for fuel-poor households in Ireland

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Technology

Ship taller than Eiffel Tower will build biggest offshore wind farm

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Technology

The green tech that could help Iceland become carbon neutral by 2040

Insight

Environment

US action on climate change will start to get serious in 2023

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