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2025 news review

From the US war on science to a brand-new colour, read 51¶¯Âþ’s selection of the biggest science and technology news stories and most stunning images of 2025

Space

Was 2025 the year we found signs of past life on Mars?

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to the biggest question in the universe, we will need to bring samples back to Earth

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Life

A ghostly glow was seen emanating from living things in 2025

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Life

6 incredible new dinosaurs we discovered in 2025

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Technology

The world’s first fully 3D-printed microscope went big in 2025

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Physics

Physicists used 'dark photons' in an effort to rewrite physics in 2025

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Space

More than 100 moons were discovered in our own solar system in 2025

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Environment

Alpine communities face uncertain future after 2025 glacier collapse

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Health

Gene therapy for Huntington’s disease showed great promise in 2025

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Technology

51¶¯Âþ changed the UK's freedom of information laws in 2025

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Space

Hopes of finding aliens were raised in 2025 – but quickly faded

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer scrutiny

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Health

The US beat back bird flu in 2025 – but the battle isn’t over

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Technology

2025 was the year of online safety laws – but do they work?

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Environment

China's carbon emissions may have started to fall in 2025

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Life

De-extinction was big news in 2025 – but didn't live up to the hype

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