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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with 91av’s exclusive in-depth articles, interviews and long reads.

2H56E72 Activists from Friends of the Earth during a demonstration calling for an end to all new oil and gas projects in the North Sea, starting with the proposed Cambo oil field, outside the UK Government's Cop26 hub during the Cop26 summit in Glasgow. Picture date: Sunday November 7, 2021.

Environment

How a campaign to keep fossil fuels underground is gaining traction

A radical new proposal wants the world to sign up to a deal to halt development of new oil, gas and coal fields. It is already backed by thousands of scientists and more than 70 city governments, says Graham Lawton

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A clinical doctor talking to a couple of patients in her office at the hospital.

Health

As awareness of ‘hidden’ conditions rises, research must keep up

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An artist's impression of a planet about to get munched by a star

Space

We’ve seen a star devouring a planet for the first time

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Mind

Movie clip reconstructed by an AI reading mice’s brains as they watch

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Oscillatoria sp., a fiber like cyanobacteria. Giant species. 400x magnification + camera zoom. ; Shutterstock ID 2174214449; purchase_order: -; job: -; client: -; other: -

Chemistry

Decades-old mystery about photosynthesis finally solved

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Humans

DNA from 25,000-year-old tooth pendant reveals woman who wore it

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Life

Woolly mammoths had testosterone surges like those of male elephants

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An artist's impression of distant gas clouds

Space

Remnants of the universe’s first stars may have been found

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Health

MRSA could be prevented with genetically engineered antibodies

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A scanning electron micrograph of the delta SARS-CoV-2 variant (pink dots) budding from a human gut cell

Health

The covid-19 virus affects our gut – but we still don’t know how

The coronavirus commonly causes gastrointestinal symptoms, but whether this is due to inflammation, disruption to our microbiome or the virus affecting the permeability of our gut wall is unclear

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Life

Apes have the same willingness to share food as small children

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Health

Ultrasound opens brain barrier so drugs can reach aggressive tumours

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Environment

A map of every tree in Africa will help monitor deforestation

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Space

Alien messages responding to NASA signals could reach us by 2029

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