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solar power

The surface of Jupiter's moon Callisto is scarred with impact craters

Space

Carbon dioxide gas spotted in atmosphere of Jupiter’s moon Callisto

Carbon dioxide gas found throughout the atmosphere of Callisto hints it has a complex carbon cycle – akin to the one which on Earth helps to sustain life

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Space

Russia’s space weapon: Is it nuclear and does it pose a threat?

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Space

Satellite beamed power from space to Earth for the first time ever

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Technology

World's biggest onshore wind turbine blades unveiled in China

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Space

Asteroid sampled by NASA may once have been part of an ocean world

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Rendering of 192 laser beams as they reach the target in the center of the National Ignition Facility’s Target Chamber

Physics

Nuclear fusion reaction releases almost twice the energy put in

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A floating solar power plant on the Cirata Reservoir, West Java in Indonesia

Environment

Floating solar power booms in South-East Asia as land becomes scarce

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Comet Arrokoth

Space

Pancake-like comets may be made by whirling clouds of pebbles

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Space

Why moon missions in 2024 could reveal both our history and our future

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Space

Neptune isn't as blue as we thought it was

An analysis of photos taken by Voyager 2 in the 1980s shows that Neptune and Uranus have a similar pale blue hue as perceived by the human eye

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Space

The stargazing events to watch out for in 2024

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Space

Extreme close-up of Jupiter’s moon Io captured by Juno spacecraft

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Space

Get ready to see a total solar eclipse in 2024 – here's how

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Earth

See a dazzling collection of the year's best northern lights pictures

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