These ‘cliffs’ can be the height of a skyscraper.
Torsten Blackwood / EPA
A massive glacier tongue sticking out off the edge of the continent has been snapping off every 70 years.
Christopher Columbus: discoverer of continents, definer of geological epochs.
Albert Bierstadt: The Landing Of Columbus (1892)
When Europeans first arrived in the Americas they didn't just make human history – they changed planet Earth forever.
Aurora borealis lights up the sky over Dunstanburgh Castle in Northumberland, England.
How scientists tracked a massive emission from the sun right across the solar system.
One day something will outgrow the blue whale – but it won’t be another whale.
But the giants of the future won't be the same fish, whales and sharks we know today.
Cross river gorilla: one of the world’s most endangered primates.
Sniffer dogs are great at finding gorillas in thick forest – but it comes at a price.
Now which of us is going to invent an oven?
Victor Vasnetsov, 1882-1885
New discovery is evidence of trade with continental Europe.