How we know that earth isn’t flat

How the world’s clocks and geographic coordinates came to be set by a small borough of London

Your dusty, distant destination awaits, with unique geology that reveals billions of years of cosmic collisions

‘The universe is a pretty big place. If it’s just us, it seems like an awful waste of space,’ wrote the American astronomer and author Carl Sagan in his book, Contact. Ever since humans first huddled

It all used to be so simple. The story of how we – that is Homo sapiens, today’s humans – emerged from Africa and spread across what’s become Europe and Asia was a neat, straightforward narrative. It

This month marks the 350th anniversary of the Royal Observatory Greenwich, a cornerstone of modern astronomical science. Founded in 1675, this grand institution is known as the home of Greenwich Mean

Isn’t it amazing that astronomy – humanity’s oldest science – continues to generate such a delightful amount of new knowledge? Seeing as we’ve been studying the motion of the stars for a good long whi