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Life

Frozen squirrel scat preserves ancient DNA from hundreds of species

A complex ecosystem of woolly mammoths, bison, horses and big cats has been elucidated by studying the faeces of small rodents that probably ate the bigger animals

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Earth

Dinosaur-killing asteroid impact site stayed hot for millions of years

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Environment

Wildlife thrives in solar farm built on restored peatland

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Technology

Can Apple and Google stop children from sharing explicit images?

Analysis

Environment

Half the world's reservoirs could be clogged up with dirt by 2060

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Light micrograph of a section through an ovary showing cysts caused by endometriosis

Health

Unpicking endometriosis reveals how it affects more than the pelvis

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Health

You could get some of the benefits of sleep without having to nod off

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Health

Are we getting to the point where it's safe to gene-edit babies?

Analysis

Environment

Cuts to US ocean programme will hinder monitoring of El Niño and AMOC

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Technology

Flood of AI 'garbage' is pushing open-source developers to the limit

The modern world depends on open-source software maintained by volunteers, but the added demands of checking and fixing AI-written submissions are causing some to burn out and quit

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Life

A chromosome from a frozen rat has been resurrected inside mice

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Mind

Becoming a parent may make you love your partner less

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Environment

Mysterious ‘cold blob’ in the Atlantic suggests the AMOC is weakening

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Humans

Stonehenge's altar stone probably wasn't transported by a glacier

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