Amazing answers to your curious questions

Lizzie Wade Apocalypse How catastrophe transformed our world and can forge new futures 320pp. William Collins. £20. Luke Kemp Goliath’s Curse The history and future of societal collapse 592pp. Viking.

An ecosystem evolves across thousands of years, a biological interaction that is both intricate and fragile. The arrival of a new species can disrupt the balance, as we have seen in Britain with grey

How high up is the lowest level of ...

The end is inevitable. Eventually, our Sun will grow old and die. When it does, how much of the rest of the Solar System will it take with it? The fate of Earth hangs in the balance… The end will star

So you thought the Universe was a place of peace and calm? Think again. Yes, the night sky looks the same as centuries ago – a trustworthy and unchanging backdrop to daily life that helps to ease your