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Retina

Technology

NHS trial will test AI diagnosis with eye scans from 150,000 patients

AI firms will be given access to eye scans to see if they can diagnose retinopathy, but all of the data will remain on NHS-owned servers

Underwater view of someone paddling on a surfboard

Life

Sharks may bite humans because they mistake us for seals and sea lions

Life

Female seahorses forget their pregnant male partners if separated

A cattle egret (Bubulcus ibis) stands near a roadway in Sri Lanka. Birds in the country still fear humans years after the end of a civil war.

Life

Sri Lanka’s civil war left a lasting fear in the country’s birds

People take part in the ''Friday For Future'' demonstration, in Berlin, Germany, on October 22, 2021. (Photo by Achille Abboud/NurPhoto via Getty Images)

Environment

Earth will warm by 2.7掳C under pledges made ahead of COP26

Boreal forest with black spruce

Environment

Arctic wildfires threatening North America鈥檚 black spruce trees

GLASGOW, SCOTLAND - OCTOBER 13: A general view of the Scottish Events Centre (SEC) on October 13, 2021 in Glasgow, Scotland. COP26 will officially begin on Sunday October 31 with the procedural opening of negotiations and finish on Monday November 12th. (Photo by Jeff J Mitchell/Getty Images)

Environment

What to expect from the COP26 climate summit in Glasgow

stickers used as part of a campaign against the use of Bitcoin as legal tender

Technology

El Salvador’s bitcoin adoption hit by an easy money-making loophole

Our closest stellar neighbour: Proxima Centauri

Space

Promising radio signal isn鈥檛 aliens, just human-generated interference

Male Indri (Indri indri)

Life

Haunting lemur songs have a rhythm similar to human music

Human music often has a natural rhythm to it, and the roots of that rhythm might stretch back to the ancestors we shared with indris, a type of lemur

Humans

Hundreds of ancient ceremonial sites found in southern Mexico

Health

Male fertility could be restored by reimplanting frozen testes tissue

Life

Glass flask catalysed famous Miller-Urey origin-of-life experiment

Technology

AI can turn a collection of 2D images into an explorable 3D world