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Should SpaceX be allowed to contaminate Mars with Earth microbes?
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Editor's picks
Life
Scientific truth doesn't exist – but we must still strive for answers
News
Space
Dark energy: Understanding the mystery force that rules the universe
Features
Humans
Why it’s time to call time on the ‘nature vs nurture’ debate
Features
Life
Alien life could be weirder than our Earthling brains can ever imagine
Features
Life
No more goody two shoes: Why true altruism can’t exist
Features
Life
Extinction is a fact of life. Could we stop it – or even reverse it?
Features
Humans
D’oh! Why human beings aren’t as intelligent as we think
Features
Technology
Firms and governments use the internet to spy on us. Should we care?
Features
Space
Big bang retold: The weird twists in the story of the universe's birth
Features
Life
We're beginning to question the idea of species – including our own
Features
Humans
Who do you think you are? Why your sense of self is an illusion
Features
Physics
Why information could be our route to the universe’s deepest secrets
Features
Humans
Think you understand how evolution works? You're probably wrong
Features
Physics
In the quantum world, uncertainty reigns – or is it all in the mind?
Features
Table of contents
Leaders
News
Environment
Measures to reduce air pollution quickly result in big health benefits
News
Environment
A vital project for monitoring ocean currents has been saved - for now
News
Space
NASA is quietly helping satellite firms avoid catastrophic collisions
News
Space
Black holes formed from dark matter could be making dead stars explode
News
Life
Cretaceous fossils are missing link in mammal ear evolution
News
Life
African swine fever helps drive world food prices to two-year high
News
Space
We finally know how whole planets grow from tiny clumps of dust
News
Technology
Number-crunchers set new record for cracking online encryption keys
News
Health
Exclusive: Two pigs engineered to have monkey cells born in China
News
Mathematics
AI is helping tackle one of the biggest unsolved problems in maths
News
Environment
Scientists issue wake-up call on dangerous loss of oxygen from oceans
News
Physics
North America’s first English settlers were unlucky scientists
News
Environment
At least five dead after White Island volcano eruption in New Zealand
News
Technology
DNA site GEDmatch sold to firm helping US police solve crime
News
Environment
Young people can't remember how much more wildlife there used to be
News
Humans
44,000-year-old hunting scene is earliest painted ‘story’ ever found
News
Technology
Concerns raised over Indian government's plan for face recognition
News
Analysis
Aperture
Features
Physics
In the quantum world, uncertainty reigns – or is it all in the mind?
Features
Humans
Think you understand how evolution works? You're probably wrong
Features
Physics
Why information could be our route to the universe’s deepest secrets
Features
Humans
Who do you think you are? Why your sense of self is an illusion
Features
Life
We're beginning to question the idea of species – including our own
Features
Space
Big bang retold: The weird twists in the story of the universe's birth
Features
Technology
Firms and governments use the internet to spy on us. Should we care?
Features
Humans
D’oh! Why human beings aren’t as intelligent as we think
Features
Life
Extinction is a fact of life. Could we stop it – or even reverse it?
Features
Life
No more goody two shoes: Why true altruism can’t exist
Features
Life
Alien life could be weirder than our Earthling brains can ever imagine
Features
Humans
Why it’s time to call time on the ‘nature vs nurture’ debate
Features
Space
Dark energy: Understanding the mystery force that rules the universe
Features
