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Space

Cosmology’s Great Debate began a century ago – and is still going

Our understanding of the true nature of the cosmos relies on measurements of its expansion, but cosmologists have been arguing back and forth about it for more than 100 years

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Screengrab of SORA 2 generated image featuring Sam Altman, referencing Skibidi Toilet

Technology

This year we were drowning in a sea of slick, nonsensical AI slop

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3D6BBB4 Comet Lemmon photographed from northern Italy on 26th October 2025.

Space

Comets were on fire this year – for better or worse

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Protesters gather during a ???Rally for Science,??? against cuts to science and research funding outside the Lincoln Memorial on the National Mall in Washington DC, on Friday, March 7, 2025. Elon Musk???s Department of Government Efficiency (DOGE) and the Trump Administration have severely cut funding for disease and biomedical research amidst emerging threats to public health. (Photo by Aaron Schwartz/Sipa USA)

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Science still produced many wonders in 2025 despite being under siege

Leader

T0DKNR Lake Atitlan Guatemala

Health

How I learned to keep my brain in better repair this year

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Humans

2025 was chock full of exciting discoveries in human evolution

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Many human mannequins

Life

Could the super-rich be cloning themselves? And why would they?

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Lot of vaccine glass vials arranged in a rows on blue background, 3d rendering illustration.; Shutterstock ID 1906552987; purchase_order: -; job: -; client: -; other:

Health

Human challenge trials have never been more popular

Leader

Stop treating your pet like a fur baby – you're damaging its health

Life

Stop treating your pet like a fur baby – you're damaging its health

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Physics

Why quantum mechanics says the past isn’t real

The famous double-slit experiment brings into question the very nature of matter. Its cousin, the quantum eraser experiment, makes us question the very existence of time – and how much we can manipulate it

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Mind

Can viral relationship tests really tell you about your relationship?

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Mind

Cold-water swimming has benefits for the brain as well as the body

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Mind

Why memory manipulation could be one of humanity's healthiest ideas

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Space

Why dark matter is still one of the biggest open problems in science

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