The polar vortex explained

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

Amazing answers to your curious questions

What the scientists are saying… The oldest ...

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

We were at latitude 71º north, in the Barents Sea off Norway, when we got our first “Wow!” moment. No geomagnetic storm had been predicted, but there, around the stars of Cassiopeia, a greenish curtai

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