Exactly five years ago Steve Jobs unveiled the first iPad and since then certain apps have defined each iteration, whether for gaming, reading or productivity. Here are those special applications that have had us endlessly jabbing at Apple tablet touchscreens.
A strong stench – described at the time as "like dead bodies" – colloquially known as "The Battersea Smell" is the starting point in this fascinating tale of scientists heading a revolution in evidence-based research.
If it really came down to it, and you did have to defend yourself against an interstellar attacker, would a traditional gun actually be able to do the trick? Let's gaze at the idea, and crunch some numbers to find out.