The odds say no… yet here we are

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

I found your recent article Are We Aliens? (June, p62) very interesting. I noticed it mentioned that samples from the Mars Sample Return mission would “give us further clues” about the panspermia theo

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

Coming up for air

Human is the latest landmark documentary series from the BBC that turns attention on us. Who are we? How did we get here? Guiding us on the epic, mind-expanding journey is paleoanthropologist Ella Al-

Harmonies in mathematics