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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

Cutting pesticide use on farms doubles abundance of wild pollinators

In a three-year study on US farms, the numbers of wild pollinators and commercial bees were much higher in fields where pesticides were applied only when needed

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Life

Amazing fossil hints mammals hunted dinosaurs three times their size

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Health

Is Alzheimer’s drug donanemab really a ‘turning point’ for treatment?

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Technology

AIs trained on AI-generated images produce glitches and blurs

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Environment

Treated sewage released into rivers may hamper eel migrations

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Chemistry

Ancient graphene formed 3 billion years before humans discovered it

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Health

First RSV treatment for infants and children approved in US

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Technology

Benjamin Franklin put early anti-counterfeit measures in paper money

News
These three objects were originally identified as galaxies but they may actually be “dark stars”

Space

JWST may have spotted enormous stars powered by dark matter

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A road sign in Death Valley warning of extreme heat

Environment

Death Valley may have just had the hottest recorded midnight ever

Between 12am and 1am on 17 July, a weather station in Death Valley, California measured temperatures of 48.9°C (120°F). If confirmed it would be the hottest recorded temperature at that time

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Health

Wiggly chair that mimics jogging provides some benefits of exercise

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Technology

Google AI helps doctors decide whether to trust diagnoses made by AI

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Environment

Jim Murray: The ‘activist angler’ collecting data to improve rivers

Video

Environment

Eunice Newton Foote: The woman who discovered the greenhouse effect

News