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When US astronauts Barry “Butch” Wilmore and Sunita Williams touched back down to Earth after their prolonged nine-month stint in outer space, captivated viewers were quick to note Williams’ grey hair ...

Nine months is a long time to be in orbit. But Butch Williams and Suni Wilmore aren't alone in facing extraordinary ...

There are plenty of weird things floating around in space and black holes may be the weirdest. They've certainly sparked and stretched our imaginations.

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of ...