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2023 news review

Read 51¶¯Âþ’s selection of the biggest science and technology news stories of 2023
https://www.nature.com/articles/ncomms15112 Typical activity and appearance of a developmentally equivalent (107 day gestation) lamb fetus to a 23 ? 25 week gestation human infant during a run (day 5). SCREENGRAB - Supplementary Movie 1

Health

Premature babies could be treated with an artificial uterus in 2024

Premature lambs continued developing when placed in a sac-like artificial uterus. Off the back of this, US officials are hinting that the first in-human trial could soon be underway

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The ruins of San Roque church in Villanueva, normally submerged partially in the waters of the Ebro reservoir, in the northern province of Cantabria, are now visible entirely on solid ground due to the ongoing drought that has caused the reservoir to be at 32.72% of its capacity, on August 8, 2023. The Iberian Peninsula is bearing the brunt of climate change in Europe, witnessing increasingly intense heatwaves, droughts and wildfires. The Spanish met office (AEMET) issued maximum red alerts for parts of Andalusia in the south, the Madrid region in the centre and the Basque Country in the far north. (Photo by ANDER GILLENEA / AFP) (Photo by ANDER GILLENEA/AFP via Getty Images)

Environment

2024 will break the extreme temperature records set in 2023

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Wide view of the telescope mount inside the dome

Space

Vera C. Rubin Observatory will start scanning the night sky in 2024

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Climate activists protest after a draft of a negotiation deal was released, at the United Nations Climate Change Conference COP28 in Dubai, United Arab Emirates, December 13, 2023. REUTERS/Rula Rouhana - RC25W4A9Z99Q

Environment

Will 2024 see the world finally turning away from fossil fuels?

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2R2AKY2 Advertising for Wegovy (semaglutide) weight loss injections in the New York subway on Sunday, April 30, 2023. (? Richard B. Levine)

Health

2024 will see a new weight-loss drug that trumps Wegovy and Ozempic

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A0XHR7 Fall colored trees reflected off Crawford Lake Ontario Canada

Earth

We might officially enter the Anthropocene epoch in 2024

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Mathematics

Mathematicians found a guaranteed way to win the lottery in 2023

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Earth

China started drilling ultra-deep holes in 2023 in a hunt for oil

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Technology

The best robot photos of 2023, from fashion shows to Hollywood strikes

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MRI scans of a healthy brain (left) and a brain with amyloid plaque deposits (right), a sign of Alzhiemer's disease

Health

2023 saw a cautious hope for Alzheimer's treatment but doubts remain

The US approved lecanemab to slow cognitive decline among people with early Alzheimer's, but not everyone is convinced the drug has that big of an impact – not to mention concerns over its safety and practicality

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Life

The best animal photos of 2023, from hyenas to southern stingrays

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Environment

The best photos of the natural world in 2023

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Chemistry

Material made of carbon and nitrogen is nearly as hard as diamond

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Space

The biggest science news stories of 2023 as chosen by 51¶¯Âþ

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