When is the next ice age?

What the scientists are saying… The oldest ...

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

Of the hundreds of thousands of asteroids in our solar system, it is all too feasible that one could strike Earth. If scientists discover this is likely to happen, what are our options for defending ourselves – and who will make the key decisions? Tomas Weber reports

A heartbeat-like pulse has been discovered beating deep beneath East Africa – and it’s ripping the continent apart. The strange thumping is caused by a rhythmic surge of molten mantle rock rising and

Extreme weather is having an increasingly significant impact

Icy blasts from the north have inspired French artists, writers and scientists