How did we find an ocean on enceladus?

The best discoveries, inventions and surprises

Explore the secret landscape concealed by the ice of this Arctic island nation

Ten years ago, Pluto emerged from the gloom at the Solar System’s ragged edge – and a new world came in from the cold. Five billion kilometres (3 billion miles) from Earth, on 14 July 2015, NASA’s pia

Mars once had vast oceans on its surface. Then its magnetic field weakened, its atmosphere thinned, and its water vanished. But the numbers don’t add up. For the Red Planet to have transformed from a

The discovery of buried ‘mud waves’ off the ...

Scientists distinguish between weight and mass, which may seem pedantic until you see what happens on a world where gravity is radically different to Earth’s