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Space

Sorry, but interstellar visitor 3I/ATLAS really is a comet, not aliens

Interstellar objects like 3I/ATLAS are exciting, but there is no reason to claim that they are evidence of alien spacecraft – sometimes a comet is just comet, says Robin George Andrews

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Space

The Martian permafrost may be hiding veins of habitable liquid water

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Life

'Sword Dragon' ichthyosaur had enormous eyes and a lethal snout

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Spurilla neapolitana. A 'groundbreaking' sea slug discovery has been made - in a UK first. The nudibranch Spurilla neapolitana, typically found in much warmer climates, has been discovered in Cornwall. The colourful sea slug is a usual resident in the Caribbean, Mediterranean, and along the western Atlantic. Until now, its most northerly sighting was in Brest, France, in August 2025.

Life

See the alien-looking sea slug spotted in UK waters for the first time

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2YP7KC6 Deep Sea Hydrothermal Vents Mid-Pacific, Deep sea exploration 2025. Deep-sea mining, Deep Ocean Volcanoes

Life

Earth's extraordinary deep biosphere is our next great frontier

Culture

Anonymous (Peruvian). 'Stirrup Vessel in the Form of a Lobster,' AD 4th-6th century. ceramic. Walters Art Museum (2009.20.55): Gift of John Bourne, 2009.

Life

Fascinating artistic depictions of sea life over millennia

Regulars

Marine tube worms in the deep-sea environment

Life

How life thrives in one of the most hostile environments on Earth

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Space

Water might be even more important for alien life than we thought

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Life

Protocells self-assembling on micrometeorites hint at origins of life

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Octopus! Press Images from Amazon Prime

Life

�鶹��ý recommends Phoebe Waller-Bridge's documentary Octopus!

The books, TV, games and more that �鶹��ý staff have enjoyed this week

Culture

Space

Stellar flares may hamper search for life in promising star system

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Life

How symbiosis made Earth what it is – and why it’s key to our future

Features

Space

Why are the physical constants of the universe so perfect for life?

Features

Life

Sea spiders 'farm' methane-eating bacteria on their bodies

News