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Physics

Extremely cold atoms can selectively defy entropy

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Health

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

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Space

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

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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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Technology

Electric cars now last as long as petrol and diesel counterparts

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Physics

Twisted crystals show hints of a new kind of superconductivity

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Earth

Towering structures in Earth鈥檚 depths may be billions of years old

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An orchid uses a finger-like appendage to pollinate itself

Life

An orchid uses a finger-like appendage to pollinate itself

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Life

Giant sloths lived alongside humans in South America for millennia

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Life

Dinosaurs may have first evolved in the Sahara and Amazon rainforest

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Environment

Carbon removal schemes on farms could change Earth鈥檚 reflectivity

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Environment

The world is on track for between 1.9 and 3.7掳C of warming by 2100

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Transmission electron micrograph of SARS-CoV-2 virus particles (gold) within a nasal cell

Health

Covid smell loss eased by injecting blood cells into the nose

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Setting fire to a million acres of California could cut smoke by half

Environment

Setting fire to a million acres of California could cut smoke by half

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Technology

A hole-filled battery could make wearables more breathable than cotton

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Space

Habitable planets could have formed at the dawn of the universe

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Gorgeous images capture coral breeding breakthrough

Earth

Gorgeous images capture coral breeding breakthrough

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The world???s largest iceberg is on a collision course with the British Overseas Territory of South Georgia. These images of the A23a iceberg are taken from an RAF Atlas A400M aircraft as it flew a routine Operation COLDSTARE mission over the South Atlantic. The flight, conducted by 1312 Flight from Mount Pleasant in the Falklands, captured striking aerial images of the iceberg, which has been drifting north from Antarctica and is now approximately 173 miles (280km) from South Georgia. Experts fear it could ground and shatter upon impact, endangering the island's unique wildlife, including colonies of king penguins and millions of elephant and fur seals. South Georgia???s icy shores have faced such threats before. In 2004, the massive iceberg A38 grounded on the island???s continental shelf, blocking access to feeding grounds and leaving countless penguin chicks and seal pups to perish. The iceberg A23a, which originally calved from Antarctica???s Filchner Ice Shelf in 1986, became trapped on the seafloor and ensnared in an ocean vortex for decades. It finally broke free in December 2024, embarking on what experts describe as its ???final journey??? into warmer waters north of Antarctica. Satellite imagery reveals the iceberg is steadily shrinking, its towering cliffs???once rising 1,312ft (400m), taller than London???s Shard???are melting and disintegrating. Once covering an area of 3,900 sq km, it has reduced to 3,500 sq km, roughly the size of Cornwall. Large slabs of ice are constantly breaking away, tumbling into the surrounding ocean. A23a could splinter into massive fragments at any moment. These floating cities of ice could linger for years, unpredictably drifting around South Georgia and posing ongoing risks to the island's wildlife. The potential ecological impact is significant, as South Georgia is a haven for wildlife. The island supports some of the world???s most valuable king penguin colonies and is home to millions of fur and elephant seals. By capturing images of A23a, the RAF provides critical data to scientists, sailors, and conservationists worldwide, who are closely monitoring the iceberg's movements. As the iceberg looms closer, experts remain hopeful it may bypass the island. However, preparations are underway to mitigate potential damage to this fragile ecosystem. Where: South Georgia, SEA, United Kingdom When: 22 Jan 2025 Credit: UK MOD Crown copyright/Cover Images **EDITORIAL USE ONLY. MATERIALS ONLY TO BE USED IN CONJUNCTION WITH EDITORIAL STORY. THE USE OF THESE MATERIALS FOR ADVERTISING, MARKETING OR ANY OTHER COMMERCIAL PURPOSE IS STRICTLY PROHIBITED. MATERIAL COPYRIGHT REMAINS WITH STATED SUPPLIER.**

Environment

A giant iceberg is headed for the island of South Georgia

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