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marine life

2ENH3G9 The latest born West African manatee, left, meets visitors for the first time at Chimelong Ocean Kingdom in Zhuhai city, south China's Guangdong province, 19 August 2019. The latest-born West African manatee at Chimelong Ocean Kingdom, who is the first born female manatee in China, meet visitors for the first time two months after her birth in Zhuhai city, south China's Guangdong province, 19 August 2019. During the meeting, the manatee chooses her name as Feifei, and interact with present visitors. (Photo by Chen Jimin - Imaginechina/Sipa USA)

Life

Are there really freshwater manatees thriving deep within West Africa?

Manatees or sea cows usually inhabit coastal waters, but rumour has it that some are hiding out in Upper Guinea. A scientific expedition goes in search of them

Features

Martin Rees - Astronomer Royal

Space

'This century is special': Martin Rees on the vast span of time

Comment

A great white shark cruising through Australian waters

Life

Sharks can be deterred from beaches by catching and releasing them

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Life

The science of why spending time in nature is just so good for us

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Physics

The laws of physics were broken in 2023 - by sperm

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Escherichia coli

Life

Life may be less chaotic than we thought, say physicists

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This illustration shows NASA's Cassini spacecraft diving through the plume of Saturn's moon Enceladus, in 2015

Space

Cyanide in the ocean of Saturn's moon Enceladus could be good for life

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A bearded seal on the ice in Svalbard

Life

Arctic seals have weird bones in their noses that help them stay warm

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Life

Shipwrecks are havens for wildlife in areas threatened by fishing

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Space

Mercury has salt glaciers that could provide the conditions for life

Mercury may have deep underground salt glaciers that encircle the whole planet and could possibly create the conditions necessary for life

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Space

Our hunt for alien life needs solid guidelines for clear-cut success

Leader

Space

How excited should we be by signs of life spotted on alien worlds?

Features

Life

Hairy legs make you swim better – if you're a shrimp

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Space

Comets may bring ingredients for life most easily to clustered planets

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