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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.

Environment

The US is leaving the Paris Agreement – what happens next?

The world’s largest economy and second-largest emitter of greenhouse gases will withdraw from the global climate pact, disrupting efforts to tackle climate change

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Health

Trump’s exit from World Health Organization could backfire on the US

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A ridge in south-east Sicily that was eroded by the megaflood

Environment

Sicily’s hills were 40 metres below water during Earth’s megaflood

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Space

An alien planet has winds that blow at 33,000 kilometres per hour

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Environment

Farms can install vertical solar panels without reducing crop yields

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Physics

A cosmic shape could explain the fundamental nature of the universe

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Space

Weird icy balls in space could be a totally new kind of star

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Space

How to see all the solar system’s planets in the night sky at once

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Technology

Brain implant lets man with paralysis fly a virtual drone by thought

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Health

GLP-1 drugs like Ozempic and Wegovy lower the risk of 42 conditions

The benefits of taking GLP-1 agonists seem to outweigh the risks, at least when taken for approved uses, according to an assessment of how the drugs affect 175 conditions

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Environment

Fertiliser can be made from human urine in just a few simple steps

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Environment

Reliance on wind and solar does expose nations to energy price spikes

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Physics

Ultra-thin material creates a magnetic mystery

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Health

Do we actually know what a healthy gut microbiome looks like?

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