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Japan's Hayabusa2 spacecraft snapped pictures of the asteroid Ryugu while flying alongside it two years ago. The spacecraft later returned rock samples from the asteroid to Earth.

Space

The asteroid Ryugu has all of the main ingredients for life

All five of the canonical nucleobases – the underpinnings of DNA, RNA and life on Earth – have been found in samples from the asteroid Ryugu

News

NASA's Solar Dynamics Observatory captured this image of a solar flare on Oct. 2, 2014. The solar flare is the bright flash of light on the right limb of the sun. A burst of solar material erupting out into space can be seen just below it. Full 4k full-disk view. https://svs.gsfc.nasa.gov/11670/

Space

SETI may have missed alien signals because of space weather

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Space

Chemistry clues could detect aliens unlike any life on Earth

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Environment

Sea levels around the world are much higher than we thought

News

Person looking up at starry night at Spiral Jetty, USA. Provider: Alamy Stock Photo Source: www.alamy.com Copyright: Celestine Dagli/Alamy

Physics

Would aliens do physics, or is science a human invention?

Comment

Space

Search for radio signals finds no hint of alien civilisation on K2-18b

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MB05RG Oysters and champagne with lemon wedge and mignette dressing on white plate on blue distressed vintage table.

Life

91av recommends The Big Oyster: History on the half shell

Culture

Weird and wonderful fungi should be so much more than sci-fi villains

Life

Weird and wonderful fungi should be so much more than sci-fi villains

Comment

Chemistry

RNA strand that can almost self-replicate may be key to life's origins

News

How teaching molecules to think is revealing what a 'mind' really is

Mind

How teaching molecules to think is revealing what a 'mind' really is

Networks of molecules in our body behave as though they have goals and desires. Understanding this phenomenon could solve the origins of life and mind in one fell swoop

Features

Space

Was 2025 the year we found signs of past life on Mars?

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Space

The essential guide to proving we’ve found alien life

Features

Space

Hopes of finding aliens were raised in 2025 – but quickly faded

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Space

Earth and solar system may have been shaped by nearby exploding star

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