Ghost particles of the milky way

Flicking through the pages of BBC Sky at Night Magazine each month, you’d be forgiven for thinking astronomers have black holes pinned down. Whether it’s the dramatic imaging of black hole shadows by

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

Our eyes paint such vivid portraits of the world around us that it’s easy to forget how much of our surroundings go unseen. Wi-Fi signals pinging this way and that, subatomic particles and radiation z

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

What the scientists are saying… The oldest ...

20 amazing answers t o curious