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Life

E. coli genome has been remade with 101,000 changes to its DNA

The recoded bacterium uses only 57 of the 64 possible genetic codes, freeing up seven to be used for different purposes

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Environment

US says CO2 emissions aren’t harmful – climate science shows otherwise

Analysis

Life

Mystery of the potato's origins solved by genetics

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Health

Common artificial sweetener may interfere with cancer treatments

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Earth

Longest lightning ‘mega-flash’ sets a shocking new record

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Life

Critics of de-extinction research hit by mystery smear campaign

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A 3D model of the tattooed mummy. The top image features textures derived from photographs that were captured using light visible to the human eye, while the bottom image's textures were derived from near-infrared photography, which we cannot see

Humans

Ancient Siberian ice mummy is covered in 'really special' tattoos

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Health

Human milk could help fight infections that endanger pregnancies

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Electron micrograph of the HIV pathogen

Health

Human trials point the way towards an mRNA vaccine against HIV

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JIAXING, CHINA - JULY 27: Tourists watch tidal bore of the Qiantang River on July 27, 2025 in Jiaxing, Zhejiang province of China. A tidal bore of the Qiantang River arrives at its most heyday. (Photo by VCG/VCG via Getty Images)

Environment

See the world's largest tidal bore on the Qiantang river in China

Known by locals as the Silver Dragon, this tidal bore can reach 4 metres tall and travel at speeds of up to 10 metres per second

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Life

How life thrives in one of the most hostile environments on Earth

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Chemistry

Extra-hard hexagonal diamonds can now be grown in a lab

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Health

Covid-19 and flu may reawaken dormant cancer cells in the lungs

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Life

New-to-science stick insect is the heaviest ever found in Australia

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