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Martin Rees: We will become a new species by expanding beyond Earth

Space

Martin Rees: We will become a new species by expanding beyond Earth

Heading into deep space will lead to a new species of human evolving, says the UK Astronomer Royal - and could pave the way to immortals who can conquer the galaxy

Comment

Quiz of the year: Test your knowledge of 2019's science stories

Humans

Quiz of the year: Test your knowledge of 2019's science stories

Regulars

CERN

Space

91av ranks the top 10 discoveries of the decade

News

Car Upside Down

Space

Driverless cars and the other biggest sci and tech fails of the decade

News

Doctor Strange

Physics

Time travel without paradoxes is possible with many parallel timelines

News

Conspiracy theories: Why do so many people doubt the moon landings?

Video

Conspiracy theories: Why do so many people doubt the moon landings?

Video

Welcome to Lunarville: Building a permanent settlement on the moon

Video

Welcome to Lunarville: Building a permanent settlement on the moon

Video

The world’s biggest telescope and the African astronomy revolution

Video

The world’s biggest telescope and the African astronomy revolution

Video

Geraint Lewis at 91av Live 2019

Video

The search for aliens: Is anybody out there?

Video

Imagined Mars settlement

Space

Should SpaceX be allowed to contaminate Mars with Earth microbes?

The rise of the private space industry may mean allowing Earth microbes to escape to other worlds, but is it worth the risk?

Insight

Life

Alien life could be weirder than our Earthling brains can ever imagine

Features

Space

Big bang retold: The weird twists in the story of the universe's birth

Features

Space

We finally know how whole planets grow from tiny clumps of dust

News

Video

When will we hear from aliens? We may already have done so

Video