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Mathematics

Mathematicians found a guaranteed way to win the lottery in 2023

A pair of mathematicians studied the UK National Lottery and figured out a combination of 27 tickets that guarantees you will always win, but they tell 91av they don't bother to play

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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

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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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Space

The biggest science news stories of 2023 as chosen by 91av

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Close up image of a selection of freshly flame grilled burgers in a row on a wooden counter at a London street food market. Each of the burgers has its own label, on which is written the contents of the burger. The burgers are sandwiched between glazed buns, and presented on beds of fresh green lettuce and stuffed with melted cheese and red onion. Horizontal colour image with copy space and beautiful bokeh background.

Health

Cancer in young people is rising and 2023 saw a plan to figure out why

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2PNBXXP Pack of Ozempic, antidiabetic for weight control, taken in a pharmacy in Niesky, April 13, 2023.

Health

Wegovy and Ozempic made 2023 a revolutionary year for weight loss

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2RFE6YH LK-99 room-temperature revolutionary superconductor. High quality photo

Physics

LK-99 superconductor mania swept the internet for a few weeks in 2023

The promise of a material that could revolutionise the way we use electricity captured imaginations on social media, which also helped researchers quickly determine that LK-99 wasn't what it seemed

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Technology

The spy balloon saga of 2023 inflated US-China political tensions

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Health

Covid-19 'emergency' ended in 2023 but the virus still lingers

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Environment

Why 2023 was almost certainly the hottest year ever recorded

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Space

Six of the most amazing space pictures from 2023

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