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Car Upside Down

Space

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

Whether it was driverless cars, lab-grown meat or faster-than-light neutrinos, some things just didn't live up to the hype in the 2010s

News

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

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?

Insight

Inflatible green Aliens standing in line

Life

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

Features

Abstract big bang conceptual image

Space

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

It certainly wasn’t big, and probably didn’t bang – and the surprises in the conventional story of the universe's origins don’t end there

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

Video

Voyage to Jupiter: What the Juno mission can teach us

Video

Video

Life on Mars: Could we build a home on the Red Planet?

Video