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Environment

Tree bark microbiome has important overlooked role in climate

Tree bark has a total surface area similar to all of the land area on Earth. It is home to a wide range of microbial species unknown to science, and they can either take up or emit gases that have a warming effect on the climate

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El Capitan, the National Nuclear Security Administration's first exascale computer,

Technology

Some quantum computers might need more power than supercomputers

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A satellite view of iceberg A23a on 7 January

Environment

City-sized iceberg has turned into a giant swimming pool

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The inflamed parts of the man's tattoo containing red ink

Health

Red tattoo ink causes man to lose all his hair and stop sweating

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Jogging in mist and fog

Mind

Exercise may relieve depression as effectively as antidepressants

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Health

Weight regain seems to occur within 2 years of stopping obesity drugs

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Humans

Hunting with poison arrows may have begun 60,000 years ago in Africa

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Alamy Live News. 3DDWMJ3 Cars drive on highway 101 flooded by the King Tides, occurring when the sun, moon and Earth align, causing a stronger gravitational pull Saturday, Jan. 3, 2026, near Corte Madera in Marin County, Calif. (AP Photo/Ethan Swope) This is an Alamy Live News image and may not be part of your current Alamy deal . If you are unsure, please contact our sales team to check.

Environment

Californian highway flooded by the king tide

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Humans

Hominin fossils from Morocco may be close ancestors of modern humans

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Tauri d compared to Earth

Space

Super-low-density worlds reveal how common planetary systems form

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one young star should help us understand how such systems form

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Technology

AI chatbots miss urgent issues in queries about women's health

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Health

CAR T-cell therapy makes ageing guts heal themselves

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Humans

Early humans may have begun butchering elephants 1.8 million years ago

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Technology

Passwords will be on the way out in 2026 as passkeys take over

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