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The supernova remnant Cassiopeia A

Space

Odd elements in supernova blast might have implications for alien life

Some of the elements used by living systems are far more abundant in Cassiopeia A than we thought, hinting that some parts of our galaxy might be more suitable for life than others

News

A deep image of interstellar Comet 3I/ATLAS

Space

Comet 3I/ATLAS from beyond solar system carries key molecule for life

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OSIRIS-REx Sample

Space

Asteroid Bennu carries all the ingredients for life as we know it

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A hand holding glowing prion proteins, from which fossils and microbes emerge.

Life

A sinister, deadly brain protein could reveal the origins of all life

Features

Physics

We may need a fourth law of thermodynamics for living systems

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seafloor covered with manganese nodules

Environment

Have we found a greener way to do deep-sea mining?

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Sporophyte sample from the space exposure experiment on the ISS

Life

Moss spores survive and germinate after 283-day 'space walk'

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Space

Caves carved by water on Mars may hold signs of past life

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Space

Enceladus’s ocean may be even better for life than we realised

News

Space

We may never figure out where interstellar comet 3I/ATLAS came from

The surface of comet 3I/ATLAS may have been so radically altered by cosmic rays that deducing its home star system would be impossible

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Environment

Toxic algae blighting South Australia could pose a global threat

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Life

Orcas are ganging up on great white sharks to eat their livers

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Space

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

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Space

The Martian permafrost may be hiding veins of habitable liquid water

News